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Finding the Fourth Proportional to 482,576.30, 665,956.06 and 267,716.36

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Solution

The fourth proportional to 482,576.30, 665,956.06 and 267,716.36 is: 369,449.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,576.30 : 665,956.06 = 267,716.36 : x
  2. Step 2: Convert to fraction form
    482,576.30/665,956.06 = 267,716.36/x
  3. Step 3: Cross multiply
    482,576.30x = 665,956.06 × 267,716.36
  4. Step 4: Simplify right side
    482,576.30x = 178,287,332,303.14
  5. Step 5: Solve for x
    x = 178,287,332,303.14/482,576.30
  6. Step 6: Final answer
    x = 369,449.00

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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.