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Finding the Fourth Proportional to 328,766.57, 493,154.71 and 92,094.29

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Solution

The fourth proportional to 328,766.57, 493,154.71 and 92,094.29 is: 138,142.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,766.57 : 493,154.71 = 92,094.29 : x
  2. Step 2: Convert to fraction form
    328,766.57/493,154.71 = 92,094.29/x
  3. Step 3: Cross multiply
    328,766.57x = 493,154.71 × 92,094.29
  4. Step 4: Simplify right side
    328,766.57x = 45,416,732,877.61
  5. Step 5: Solve for x
    x = 45,416,732,877.61/328,766.57
  6. Step 6: Final answer
    x = 138,142.79

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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.