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Finding the Fourth Proportional to 482,026.87, 665,185.53 and 267,162.31

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Solution

The fourth proportional to 482,026.87, 665,185.53 and 267,162.31 is: 368,677.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,026.87 : 665,185.53 = 267,162.31 : x
  2. Step 2: Convert to fraction form
    482,026.87/665,185.53 = 267,162.31/x
  3. Step 3: Cross multiply
    482,026.87x = 665,185.53 × 267,162.31
  4. Step 4: Simplify right side
    482,026.87x = 177,712,502,773.37
  5. Step 5: Solve for x
    x = 177,712,502,773.37/482,026.87
  6. Step 6: Final answer
    x = 368,677.59

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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.