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Finding the Fourth Proportional to 375,229.26, 517,811.40 and 205,463.52

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Solution

The fourth proportional to 375,229.26, 517,811.40 and 205,463.52 is: 283,536.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,229.26 : 517,811.40 = 205,463.52 : x
  2. Step 2: Convert to fraction form
    375,229.26/517,811.40 = 205,463.52/x
  3. Step 3: Cross multiply
    375,229.26x = 517,811.40 × 205,463.52
  4. Step 4: Simplify right side
    375,229.26x = 106,391,352,940.13
  5. Step 5: Solve for x
    x = 106,391,352,940.13/375,229.26
  6. Step 6: Final answer
    x = 283,536.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.