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Finding the Fourth Proportional to 580,847.60, 871,271.40 and 454,876.40

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Solution

The fourth proportional to 580,847.60, 871,271.40 and 454,876.40 is: 682,314.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    580,847.60 : 871,271.40 = 454,876.40 : x
  2. Step 2: Convert to fraction form
    580,847.60/871,271.40 = 454,876.40/x
  3. Step 3: Cross multiply
    580,847.60x = 871,271.40 × 454,876.40
  4. Step 4: Simplify right side
    580,847.60x = 396,320,797,854.96
  5. Step 5: Solve for x
    x = 396,320,797,854.96/580,847.60
  6. Step 6: Final answer
    x = 682,314.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.