Home / 840,744.60-1,160,205.66-458,775.96

Finding the Fourth Proportional to 840,744.60, 1,160,205.66 and 458,775.96

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Solution

The fourth proportional to 840,744.60, 1,160,205.66 and 458,775.96 is: 633,098.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    840,744.60 : 1,160,205.66 = 458,775.96 : x
  2. Step 2: Convert to fraction form
    840,744.60/1,160,205.66 = 458,775.96/x
  3. Step 3: Cross multiply
    840,744.60x = 1,160,205.66 × 458,775.96
  4. Step 4: Simplify right side
    840,744.60x = 532,274,465,463.93
  5. Step 5: Solve for x
    x = 532,274,465,463.93/840,744.60
  6. Step 6: Final answer
    x = 633,098.88

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1.5x scale

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.