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Finding the Fourth Proportional to 373,576.94, 560,363.48 and 145,895.66

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Solution

The fourth proportional to 373,576.94, 560,363.48 and 145,895.66 is: 218,842.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,576.94 : 560,363.48 = 145,895.66 : x
  2. Step 2: Convert to fraction form
    373,576.94/560,363.48 = 145,895.66/x
  3. Step 3: Cross multiply
    373,576.94x = 560,363.48 × 145,895.66
  4. Step 4: Simplify right side
    373,576.94x = 81,754,599,025.02
  5. Step 5: Solve for x
    x = 81,754,599,025.02/373,576.94
  6. Step 6: Final answer
    x = 218,842.73

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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.