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Finding the Fourth Proportional to 471,419.52, 650,573.40 and 267,478.92

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Solution

The fourth proportional to 471,419.52, 650,573.40 and 267,478.92 is: 369,129.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    471,419.52 : 650,573.40 = 267,478.92 : x
  2. Step 2: Convert to fraction form
    471,419.52/650,573.40 = 267,478.92/x
  3. Step 3: Cross multiply
    471,419.52x = 650,573.40 × 267,478.92
  4. Step 4: Simplify right side
    471,419.52x = 174,014,670,412.73
  5. Step 5: Solve for x
    x = 174,014,670,412.73/471,419.52
  6. Step 6: Final answer
    x = 369,129.12

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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.