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Finding the Fourth Proportional to 375,649.52, 563,098.24 and 186,248.48

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Solution

The fourth proportional to 375,649.52, 563,098.24 and 186,248.48 is: 279,186.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,649.52 : 563,098.24 = 186,248.48 : x
  2. Step 2: Convert to fraction form
    375,649.52/563,098.24 = 186,248.48/x
  3. Step 3: Cross multiply
    375,649.52x = 563,098.24 × 186,248.48
  4. Step 4: Simplify right side
    375,649.52x = 104,876,191,290.68
  5. Step 5: Solve for x
    x = 104,876,191,290.68/375,649.52
  6. Step 6: Final answer
    x = 279,186.28

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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.