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Finding the Fourth Proportional to 373,964.67, 560,052.96 and 215,713.35

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Solution

The fourth proportional to 373,964.67, 560,052.96 and 215,713.35 is: 323,054.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,964.67 : 560,052.96 = 215,713.35 : x
  2. Step 2: Convert to fraction form
    373,964.67/560,052.96 = 215,713.35/x
  3. Step 3: Cross multiply
    373,964.67x = 560,052.96 × 215,713.35
  4. Step 4: Simplify right side
    373,964.67x = 120,810,900,179.02
  5. Step 5: Solve for x
    x = 120,810,900,179.02/373,964.67
  6. Step 6: Final answer
    x = 323,054.31

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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.