Home / 743,264.16-1,025,139.42-514,202.64

Finding the Fourth Proportional to 743,264.16, 1,025,139.42 and 514,202.64

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Solution

The fourth proportional to 743,264.16, 1,025,139.42 and 514,202.64 is: 709,208.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    743,264.16 : 1,025,139.42 = 514,202.64 : x
  2. Step 2: Convert to fraction form
    743,264.16/1,025,139.42 = 514,202.64/x
  3. Step 3: Cross multiply
    743,264.16x = 1,025,139.42 × 514,202.64
  4. Step 4: Simplify right side
    743,264.16x = 527,129,396,132.07
  5. Step 5: Solve for x
    x = 527,129,396,132.07/743,264.16
  6. Step 6: Final answer
    x = 709,208.68

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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.