Home / 840,793.29-1,160,319.42-458,844.72

Finding the Fourth Proportional to 840,793.29, 1,160,319.42 and 458,844.72

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Solution

The fourth proportional to 840,793.29, 1,160,319.42 and 458,844.72 is: 633,219.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    840,793.29 : 1,160,319.42 = 458,844.72 : x
  2. Step 2: Convert to fraction form
    840,793.29/1,160,319.42 = 458,844.72/x
  3. Step 3: Cross multiply
    840,793.29x = 1,160,319.42 × 458,844.72
  4. Step 4: Simplify right side
    840,793.29x = 532,406,439,380.46
  5. Step 5: Solve for x
    x = 532,406,439,380.46/840,793.29
  6. Step 6: Final answer
    x = 633,219.18

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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.