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Finding the Fourth Proportional to 632,167.52, 872,382.68 and 360,251.60

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Solution

The fourth proportional to 632,167.52, 872,382.68 and 360,251.60 is: 497,142.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    632,167.52 : 872,382.68 = 360,251.60 : x
  2. Step 2: Convert to fraction form
    632,167.52/872,382.68 = 360,251.60/x
  3. Step 3: Cross multiply
    632,167.52x = 872,382.68 × 360,251.60
  4. Step 4: Simplify right side
    632,167.52x = 314,277,256,282.29
  5. Step 5: Solve for x
    x = 314,277,256,282.29/632,167.52
  6. Step 6: Final answer
    x = 497,142.37

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1.5x scale

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.