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Finding the Fourth Proportional to 510,332.28, 763,629.81 and 482,957.93

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Solution

The fourth proportional to 510,332.28, 763,629.81 and 482,957.93 is: 722,668.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    510,332.28 : 763,629.81 = 482,957.93 : x
  2. Step 2: Convert to fraction form
    510,332.28/763,629.81 = 482,957.93/x
  3. Step 3: Cross multiply
    510,332.28x = 763,629.81 × 482,957.93
  4. Step 4: Simplify right side
    510,332.28x = 368,801,068,505.74
  5. Step 5: Solve for x
    x = 368,801,068,505.74/510,332.28
  6. Step 6: Final answer
    x = 722,668.51

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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.