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Finding the Fourth Proportional to 625,165.52, 937,748.30 and 151,847.69

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Solution

The fourth proportional to 625,165.52, 937,748.30 and 151,847.69 is: 227,771.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    625,165.52 : 937,748.30 = 151,847.69 : x
  2. Step 2: Convert to fraction form
    625,165.52/937,748.30 = 151,847.69/x
  3. Step 3: Cross multiply
    625,165.52x = 937,748.30 × 151,847.69
  4. Step 4: Simplify right side
    625,165.52x = 142,394,914,741.56
  5. Step 5: Solve for x
    x = 142,394,914,741.56/625,165.52
  6. Step 6: Final answer
    x = 227,771.54

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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.