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Finding the Fourth Proportional to 482,322.60, 665,606.97 and 267,482.52

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Solution

The fourth proportional to 482,322.60, 665,606.97 and 267,482.52 is: 369,126.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,322.60 : 665,606.97 = 267,482.52 : x
  2. Step 2: Convert to fraction form
    482,322.60/665,606.97 = 267,482.52/x
  3. Step 3: Cross multiply
    482,322.60x = 665,606.97 × 267,482.52
  4. Step 4: Simplify right side
    482,322.60x = 178,038,229,665.16
  5. Step 5: Solve for x
    x = 178,038,229,665.16/482,322.60
  6. Step 6: Final answer
    x = 369,126.87

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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.