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Finding the Fourth Proportional to 297,240.72, 445,767.41 and 97,514.57

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Solution

The fourth proportional to 297,240.72, 445,767.41 and 97,514.57 is: 146,241.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,240.72 : 445,767.41 = 97,514.57 : x
  2. Step 2: Convert to fraction form
    297,240.72/445,767.41 = 97,514.57/x
  3. Step 3: Cross multiply
    297,240.72x = 445,767.41 × 97,514.57
  4. Step 4: Simplify right side
    297,240.72x = 43,468,817,306.16
  5. Step 5: Solve for x
    x = 43,468,817,306.16/297,240.72
  6. Step 6: Final answer
    x = 146,241.13

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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.