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Finding the Fourth Proportional to 373,520.43, 560,279.43 and 223,805.70

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Solution

The fourth proportional to 373,520.43, 560,279.43 and 223,805.70 is: 335,707.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,520.43 : 560,279.43 = 223,805.70 : x
  2. Step 2: Convert to fraction form
    373,520.43/560,279.43 = 223,805.70/x
  3. Step 3: Cross multiply
    373,520.43x = 560,279.43 × 223,805.70
  4. Step 4: Simplify right side
    373,520.43x = 125,393,730,026.75
  5. Step 5: Solve for x
    x = 125,393,730,026.75/373,520.43
  6. Step 6: Final answer
    x = 335,707.82

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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.