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Finding the Fourth Proportional to 284,934.32, 427,023.96 and 151,527.32

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Solution

The fourth proportional to 284,934.32, 427,023.96 and 151,527.32 is: 227,090.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,934.32 : 427,023.96 = 151,527.32 : x
  2. Step 2: Convert to fraction form
    284,934.32/427,023.96 = 151,527.32/x
  3. Step 3: Cross multiply
    284,934.32x = 427,023.96 × 151,527.32
  4. Step 4: Simplify right side
    284,934.32x = 64,705,796,234.59
  5. Step 5: Solve for x
    x = 64,705,796,234.59/284,934.32
  6. Step 6: Final answer
    x = 227,090.22

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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.