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Finding the Fourth Proportional to 329,460.16, 454,650.96 and 178,553.92

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Solution

The fourth proportional to 329,460.16, 454,650.96 and 178,553.92 is: 246,402.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,460.16 : 454,650.96 = 178,553.92 : x
  2. Step 2: Convert to fraction form
    329,460.16/454,650.96 = 178,553.92/x
  3. Step 3: Cross multiply
    329,460.16x = 454,650.96 × 178,553.92
  4. Step 4: Simplify right side
    329,460.16x = 81,179,711,139.76
  5. Step 5: Solve for x
    x = 81,179,711,139.76/329,460.16
  6. Step 6: Final answer
    x = 246,402.21

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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.