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Finding the Fourth Proportional to 375,092.64, 517,629.24 and 205,342.56

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Solution

The fourth proportional to 375,092.64, 517,629.24 and 205,342.56 is: 283,373.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,092.64 : 517,629.24 = 205,342.56 : x
  2. Step 2: Convert to fraction form
    375,092.64/517,629.24 = 205,342.56/x
  3. Step 3: Cross multiply
    375,092.64x = 517,629.24 × 205,342.56
  4. Step 4: Simplify right side
    375,092.64x = 106,291,313,272.45
  5. Step 5: Solve for x
    x = 106,291,313,272.45/375,092.64
  6. Step 6: Final answer
    x = 283,373.50

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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.