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Finding the Fourth Proportional to 456,241.61, 629,617.50 and 252,306.26

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Solution

The fourth proportional to 456,241.61, 629,617.50 and 252,306.26 is: 348,184.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,241.61 : 629,617.50 = 252,306.26 : x
  2. Step 2: Convert to fraction form
    456,241.61/629,617.50 = 252,306.26/x
  3. Step 3: Cross multiply
    456,241.61x = 629,617.50 × 252,306.26
  4. Step 4: Simplify right side
    456,241.61x = 158,856,435,868.53
  5. Step 5: Solve for x
    x = 158,856,435,868.53/456,241.61
  6. Step 6: Final answer
    x = 348,184.89

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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.