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Finding the Fourth Proportional to 484,863.66, 727,627.32 and 169,320.60

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Solution

The fourth proportional to 484,863.66, 727,627.32 and 169,320.60 is: 254,096.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,863.66 : 727,627.32 = 169,320.60 : x
  2. Step 2: Convert to fraction form
    484,863.66/727,627.32 = 169,320.60/x
  3. Step 3: Cross multiply
    484,863.66x = 727,627.32 × 169,320.60
  4. Step 4: Simplify right side
    484,863.66x = 123,202,294,398.79
  5. Step 5: Solve for x
    x = 123,202,294,398.79/484,863.66
  6. Step 6: Final answer
    x = 254,096.78

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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.