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Finding the Fourth Proportional to 467,833.30, 645,609.48 and 252,972.82

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Solution

The fourth proportional to 467,833.30, 645,609.48 and 252,972.82 is: 349,102.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,833.30 : 645,609.48 = 252,972.82 : x
  2. Step 2: Convert to fraction form
    467,833.30/645,609.48 = 252,972.82/x
  3. Step 3: Cross multiply
    467,833.30x = 645,609.48 × 252,972.82
  4. Step 4: Simplify right side
    467,833.30x = 163,321,650,774.33
  5. Step 5: Solve for x
    x = 163,321,650,774.33/467,833.30
  6. Step 6: Final answer
    x = 349,102.24

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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.