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Finding the Fourth Proportional to 397,475.72, 595,216.52 and 237,452.96

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Solution

The fourth proportional to 397,475.72, 595,216.52 and 237,452.96 is: 355,583.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    397,475.72 : 595,216.52 = 237,452.96 : x
  2. Step 2: Convert to fraction form
    397,475.72/595,216.52 = 237,452.96/x
  3. Step 3: Cross multiply
    397,475.72x = 595,216.52 × 237,452.96
  4. Step 4: Simplify right side
    397,475.72x = 141,335,924,514.90
  5. Step 5: Solve for x
    x = 141,335,924,514.90/397,475.72
  6. Step 6: Final answer
    x = 355,583.79

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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.