Home / 1,057,218.30-1,585,827.45-488,598.30

Finding the Fourth Proportional to 1,057,218.30, 1,585,827.45 and 488,598.30

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Solution

The fourth proportional to 1,057,218.30, 1,585,827.45 and 488,598.30 is: 732,897.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,057,218.30 : 1,585,827.45 = 488,598.30 : x
  2. Step 2: Convert to fraction form
    1,057,218.30/1,585,827.45 = 488,598.30/x
  3. Step 3: Cross multiply
    1,057,218.30x = 1,585,827.45 × 488,598.30
  4. Step 4: Simplify right side
    1,057,218.30x = 774,832,596,163.34
  5. Step 5: Solve for x
    x = 774,832,596,163.34/1,057,218.30
  6. Step 6: Final answer
    x = 732,897.45

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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.