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Finding the Fourth Proportional to 702,439.52, 968,708.52 and 466,275.62

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Solution

The fourth proportional to 702,439.52, 968,708.52 and 466,275.62 is: 643,023.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    702,439.52 : 968,708.52 = 466,275.62 : x
  2. Step 2: Convert to fraction form
    702,439.52/968,708.52 = 466,275.62/x
  3. Step 3: Cross multiply
    702,439.52x = 968,708.52 × 466,275.62
  4. Step 4: Simplify right side
    702,439.52x = 451,685,165,762.28
  5. Step 5: Solve for x
    x = 451,685,165,762.28/702,439.52
  6. Step 6: Final answer
    x = 643,023.57

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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.