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Finding the Fourth Proportional to 273,909.57, 410,882.91 and 84,358.23

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Solution

The fourth proportional to 273,909.57, 410,882.91 and 84,358.23 is: 126,543.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,909.57 : 410,882.91 = 84,358.23 : x
  2. Step 2: Convert to fraction form
    273,909.57/410,882.91 = 84,358.23/x
  3. Step 3: Cross multiply
    273,909.57x = 410,882.91 × 84,358.23
  4. Step 4: Simplify right side
    273,909.57x = 34,661,355,024.85
  5. Step 5: Solve for x
    x = 34,661,355,024.85/273,909.57
  6. Step 6: Final answer
    x = 126,543.06

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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.