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Finding the Fourth Proportional to 373,311.30, 560,229.40 and 337,619.46

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Solution

The fourth proportional to 373,311.30, 560,229.40 and 337,619.46 is: 506,666.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,311.30 : 560,229.40 = 337,619.46 : x
  2. Step 2: Convert to fraction form
    373,311.30/560,229.40 = 337,619.46/x
  3. Step 3: Cross multiply
    373,311.30x = 560,229.40 × 337,619.46
  4. Step 4: Simplify right side
    373,311.30x = 189,144,347,504.12
  5. Step 5: Solve for x
    x = 189,144,347,504.12/373,311.30
  6. Step 6: Final answer
    x = 506,666.55

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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.