Home / 482,121.11-665,282.36-267,242.90

Finding the Fourth Proportional to 482,121.11, 665,282.36 and 267,242.90

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Solution

The fourth proportional to 482,121.11, 665,282.36 and 267,242.90 is: 368,770.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,121.11 : 665,282.36 = 267,242.90 : x
  2. Step 2: Convert to fraction form
    482,121.11/665,282.36 = 267,242.90/x
  3. Step 3: Cross multiply
    482,121.11x = 665,282.36 × 267,242.90
  4. Step 4: Simplify right side
    482,121.11x = 177,791,984,546.94
  5. Step 5: Solve for x
    x = 177,791,984,546.94/482,121.11
  6. Step 6: Final answer
    x = 368,770.38

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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.