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Finding the Fourth Proportional to 471,882.38, 651,004.35 and 267,889.10

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Solution

The fourth proportional to 471,882.38, 651,004.35 and 267,889.10 is: 369,577.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    471,882.38 : 651,004.35 = 267,889.10 : x
  2. Step 2: Convert to fraction form
    471,882.38/651,004.35 = 267,889.10/x
  3. Step 3: Cross multiply
    471,882.38x = 651,004.35 × 267,889.10
  4. Step 4: Simplify right side
    471,882.38x = 174,396,969,417.59
  5. Step 5: Solve for x
    x = 174,396,969,417.59/471,882.38
  6. Step 6: Final answer
    x = 369,577.20

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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.