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Finding the Fourth Proportional to 284,737.64, 427,882.44 and 151,712.96

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Solution

The fourth proportional to 284,737.64, 427,882.44 and 151,712.96 is: 227,982.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,737.64 : 427,882.44 = 151,712.96 : x
  2. Step 2: Convert to fraction form
    284,737.64/427,882.44 = 151,712.96/x
  3. Step 3: Cross multiply
    284,737.64x = 427,882.44 × 151,712.96
  4. Step 4: Simplify right side
    284,737.64x = 64,915,311,504.42
  5. Step 5: Solve for x
    x = 64,915,311,504.42/284,737.64
  6. Step 6: Final answer
    x = 227,982.90

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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.