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Finding the Fourth Proportional to 467,610.52, 645,302.15 and 252,750.57

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Solution

The fourth proportional to 467,610.52, 645,302.15 and 252,750.57 is: 348,795.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,610.52 : 645,302.15 = 252,750.57 : x
  2. Step 2: Convert to fraction form
    467,610.52/645,302.15 = 252,750.57/x
  3. Step 3: Cross multiply
    467,610.52x = 645,302.15 × 252,750.57
  4. Step 4: Simplify right side
    467,610.52x = 163,100,486,234.73
  5. Step 5: Solve for x
    x = 163,100,486,234.73/467,610.52
  6. Step 6: Final answer
    x = 348,795.59

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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.