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Finding the Fourth Proportional to 329,230.41, 454,337.98 and 178,327.41

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Solution

The fourth proportional to 329,230.41, 454,337.98 and 178,327.41 is: 246,091.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,230.41 : 454,337.98 = 178,327.41 : x
  2. Step 2: Convert to fraction form
    329,230.41/454,337.98 = 178,327.41/x
  3. Step 3: Cross multiply
    329,230.41x = 454,337.98 × 178,327.41
  4. Step 4: Simplify right side
    329,230.41x = 81,020,913,088.45
  5. Step 5: Solve for x
    x = 81,020,913,088.45/329,230.41
  6. Step 6: Final answer
    x = 246,091.83

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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.