Home / 914,014.80-1,371,022.20-240,051.60

Finding the Fourth Proportional to 914,014.80, 1,371,022.20 and 240,051.60

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Solution

The fourth proportional to 914,014.80, 1,371,022.20 and 240,051.60 is: 360,077.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,014.80 : 1,371,022.20 = 240,051.60 : x
  2. Step 2: Convert to fraction form
    914,014.80/1,371,022.20 = 240,051.60/x
  3. Step 3: Cross multiply
    914,014.80x = 1,371,022.20 × 240,051.60
  4. Step 4: Simplify right side
    914,014.80x = 329,116,072,745.52
  5. Step 5: Solve for x
    x = 329,116,072,745.52/914,014.80
  6. Step 6: Final answer
    x = 360,077.40

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Double scale
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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.