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Finding the Fourth Proportional to 482,287.59, 665,554.19 and 267,459.39

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Solution

The fourth proportional to 482,287.59, 665,554.19 and 267,459.39 is: 369,092.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,287.59 : 665,554.19 = 267,459.39 : x
  2. Step 2: Convert to fraction form
    482,287.59/665,554.19 = 267,459.39/x
  3. Step 3: Cross multiply
    482,287.59x = 665,554.19 × 267,459.39
  4. Step 4: Simplify right side
    482,287.59x = 178,008,716,332.05
  5. Step 5: Solve for x
    x = 178,008,716,332.05/482,287.59
  6. Step 6: Final answer
    x = 369,092.47

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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.