Home / 1,371,504.30-2,057,256.45-485,040.30

Finding the Fourth Proportional to 1,371,504.30, 2,057,256.45 and 485,040.30

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Solution

The fourth proportional to 1,371,504.30, 2,057,256.45 and 485,040.30 is: 727,560.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,371,504.30 : 2,057,256.45 = 485,040.30 : x
  2. Step 2: Convert to fraction form
    1,371,504.30/2,057,256.45 = 485,040.30/x
  3. Step 3: Cross multiply
    1,371,504.30x = 2,057,256.45 × 485,040.30
  4. Step 4: Simplify right side
    1,371,504.30x = 997,852,285,684.94
  5. Step 5: Solve for x
    x = 997,852,285,684.94/1,371,504.30
  6. Step 6: Final answer
    x = 727,560.45

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Half scale
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Double scale
Find fourth proportional to 1,371,505.30, 2,057,257.95 and 485,041.30
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.