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Finding the Fourth Proportional to 373,616.46, 560,589.12 and 196,080.66

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Solution

The fourth proportional to 373,616.46, 560,589.12 and 196,080.66 is: 294,207.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,616.46 : 560,589.12 = 196,080.66 : x
  2. Step 2: Convert to fraction form
    373,616.46/560,589.12 = 196,080.66/x
  3. Step 3: Cross multiply
    373,616.46x = 560,589.12 × 196,080.66
  4. Step 4: Simplify right side
    373,616.46x = 109,920,684,638.42
  5. Step 5: Solve for x
    x = 109,920,684,638.42/373,616.46
  6. Step 6: Final answer
    x = 294,207.29

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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.