Home / 828,337.27-1,242,367.49-229,358.97

Finding the Fourth Proportional to 828,337.27, 1,242,367.49 and 229,358.97

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Solution

The fourth proportional to 828,337.27, 1,242,367.49 and 229,358.97 is: 344,000.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    828,337.27 : 1,242,367.49 = 229,358.97 : x
  2. Step 2: Convert to fraction form
    828,337.27/1,242,367.49 = 229,358.97/x
  3. Step 3: Cross multiply
    828,337.27x = 1,242,367.49 × 229,358.97
  4. Step 4: Simplify right side
    828,337.27x = 284,948,127,867.89
  5. Step 5: Solve for x
    x = 284,948,127,867.89/828,337.27
  6. Step 6: Final answer
    x = 344,000.13

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1.5x scale

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.