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Finding the Fourth Proportional to 467,593.70, 645,279.41 and 252,733.10

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Solution

The fourth proportional to 467,593.70, 645,279.41 and 252,733.10 is: 348,771.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,593.70 : 645,279.41 = 252,733.10 : x
  2. Step 2: Convert to fraction form
    467,593.70/645,279.41 = 252,733.10/x
  3. Step 3: Cross multiply
    467,593.70x = 645,279.41 × 252,733.10
  4. Step 4: Simplify right side
    467,593.70x = 163,083,463,060.91
  5. Step 5: Solve for x
    x = 163,083,463,060.91/467,593.70
  6. Step 6: Final answer
    x = 348,771.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.