Home / 486,938.25-730,177.47-284,592.38

Finding the Fourth Proportional to 486,938.25, 730,177.47 and 284,592.38

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Solution

The fourth proportional to 486,938.25, 730,177.47 and 284,592.38 is: 426,754.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    486,938.25 : 730,177.47 = 284,592.38 : x
  2. Step 2: Convert to fraction form
    486,938.25/730,177.47 = 284,592.38/x
  3. Step 3: Cross multiply
    486,938.25x = 730,177.47 × 284,592.38
  4. Step 4: Simplify right side
    486,938.25x = 207,802,940,358.79
  5. Step 5: Solve for x
    x = 207,802,940,358.79/486,938.25
  6. Step 6: Final answer
    x = 426,754.19

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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.