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Finding the Fourth Proportional to 373,299.72, 560,028.96 and 120,594.71

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Solution

The fourth proportional to 373,299.72, 560,028.96 and 120,594.71 is: 180,917.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,299.72 : 560,028.96 = 120,594.71 : x
  2. Step 2: Convert to fraction form
    373,299.72/560,028.96 = 120,594.71/x
  3. Step 3: Cross multiply
    373,299.72x = 560,028.96 × 120,594.71
  4. Step 4: Simplify right side
    373,299.72x = 67,536,527,222.66
  5. Step 5: Solve for x
    x = 67,536,527,222.66/373,299.72
  6. Step 6: Final answer
    x = 180,917.70

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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.