Home / 922,720.16-1,273,452.29-514,963.73

Finding the Fourth Proportional to 922,720.16, 1,273,452.29 and 514,963.73

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Solution

The fourth proportional to 922,720.16, 1,273,452.29 and 514,963.73 is: 710,704.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    922,720.16 : 1,273,452.29 = 514,963.73 : x
  2. Step 2: Convert to fraction form
    922,720.16/1,273,452.29 = 514,963.73/x
  3. Step 3: Cross multiply
    922,720.16x = 1,273,452.29 × 514,963.73
  4. Step 4: Simplify right side
    922,720.16x = 655,781,732,293.36
  5. Step 5: Solve for x
    x = 655,781,732,293.36/922,720.16
  6. Step 6: Final answer
    x = 710,704.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.