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Finding the Fourth Proportional to 375,467.32, 563,356.50 and 150,986.76

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Solution

The fourth proportional to 375,467.32, 563,356.50 and 150,986.76 is: 226,542.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,467.32 : 563,356.50 = 150,986.76 : x
  2. Step 2: Convert to fraction form
    375,467.32/563,356.50 = 150,986.76/x
  3. Step 3: Cross multiply
    375,467.32x = 563,356.50 × 150,986.76
  4. Step 4: Simplify right side
    375,467.32x = 85,059,372,659.94
  5. Step 5: Solve for x
    x = 85,059,372,659.94/375,467.32
  6. Step 6: Final answer
    x = 226,542.68

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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.