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Finding the Fourth Proportional to 376,939.89, 564,597.88 and 176,960.61

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Solution

The fourth proportional to 376,939.89, 564,597.88 and 176,960.61 is: 265,059.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,939.89 : 564,597.88 = 176,960.61 : x
  2. Step 2: Convert to fraction form
    376,939.89/564,597.88 = 176,960.61/x
  3. Step 3: Cross multiply
    376,939.89x = 564,597.88 × 176,960.61
  4. Step 4: Simplify right side
    376,939.89x = 99,911,585,249.51
  5. Step 5: Solve for x
    x = 99,911,585,249.51/376,939.89
  6. Step 6: Final answer
    x = 265,059.73

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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.