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Finding the Fourth Proportional to 484,600.48, 727,021.68 and 169,060

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Solution

The fourth proportional to 484,600.48, 727,021.68 and 169,060 is: 253,632.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,600.48 : 727,021.68 = 169,060 : x
  2. Step 2: Convert to fraction form
    484,600.48/727,021.68 = 169,060/x
  3. Step 3: Cross multiply
    484,600.48x = 727,021.68 × 169,060
  4. Step 4: Simplify right side
    484,600.48x = 122,910,285,220.80
  5. Step 5: Solve for x
    x = 122,910,285,220.80/484,600.48
  6. Step 6: Final answer
    x = 253,632.20

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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.