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Finding the Fourth Proportional to 471,027.80, 651,729.90 and 410,724.20

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Solution

The fourth proportional to 471,027.80, 651,729.90 and 410,724.20 is: 568,291.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    471,027.80 : 651,729.90 = 410,724.20 : x
  2. Step 2: Convert to fraction form
    471,027.80/651,729.90 = 410,724.20/x
  3. Step 3: Cross multiply
    471,027.80x = 651,729.90 × 410,724.20
  4. Step 4: Simplify right side
    471,027.80x = 267,681,241,793.58
  5. Step 5: Solve for x
    x = 267,681,241,793.58/471,027.80
  6. Step 6: Final answer
    x = 568,291.81

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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.