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Finding the Fourth Proportional to 373,770.25, 560,635.73 and 107,520.31

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Solution

The fourth proportional to 373,770.25, 560,635.73 and 107,520.31 is: 161,274.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,770.25 : 560,635.73 = 107,520.31 : x
  2. Step 2: Convert to fraction form
    373,770.25/560,635.73 = 107,520.31/x
  3. Step 3: Cross multiply
    373,770.25x = 560,635.73 × 107,520.31
  4. Step 4: Simplify right side
    373,770.25x = 60,279,728,053.07
  5. Step 5: Solve for x
    x = 60,279,728,053.07/373,770.25
  6. Step 6: Final answer
    x = 161,274.82

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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.