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Finding the Fourth Proportional to 482,529.69, 665,837.22 and 267,615.90

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Solution

The fourth proportional to 482,529.69, 665,837.22 and 267,615.90 is: 369,280.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,529.69 : 665,837.22 = 267,615.90 : x
  2. Step 2: Convert to fraction form
    482,529.69/665,837.22 = 267,615.90/x
  3. Step 3: Cross multiply
    482,529.69x = 665,837.22 × 267,615.90
  4. Step 4: Simplify right side
    482,529.69x = 178,188,626,883.80
  5. Step 5: Solve for x
    x = 178,188,626,883.80/482,529.69
  6. Step 6: Final answer
    x = 369,280.13

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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.