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Finding the Fourth Proportional to 484,749.52, 727,456.46 and 169,206.46

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Solution

The fourth proportional to 484,749.52, 727,456.46 and 169,206.46 is: 253,925.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,749.52 : 727,456.46 = 169,206.46 : x
  2. Step 2: Convert to fraction form
    484,749.52/727,456.46 = 169,206.46/x
  3. Step 3: Cross multiply
    484,749.52x = 727,456.46 × 169,206.46
  4. Step 4: Simplify right side
    484,749.52x = 123,090,332,400.73
  5. Step 5: Solve for x
    x = 123,090,332,400.73/484,749.52
  6. Step 6: Final answer
    x = 253,925.64

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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.