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Finding the Fourth Proportional to 375,936.89, 563,680.14 and 119,658.77

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Solution

The fourth proportional to 375,936.89, 563,680.14 and 119,658.77 is: 179,416.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,936.89 : 563,680.14 = 119,658.77 : x
  2. Step 2: Convert to fraction form
    375,936.89/563,680.14 = 119,658.77/x
  3. Step 3: Cross multiply
    375,936.89x = 563,680.14 × 119,658.77
  4. Step 4: Simplify right side
    375,936.89x = 67,449,269,407.43
  5. Step 5: Solve for x
    x = 67,449,269,407.43/375,936.89
  6. Step 6: Final answer
    x = 179,416.47

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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.