Home / 375,180.24-517,748.64-205,414.32

Finding the Fourth Proportional to 375,180.24, 517,748.64 and 205,414.32

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Solution

The fourth proportional to 375,180.24, 517,748.64 and 205,414.32 is: 283,471.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,180.24 : 517,748.64 = 205,414.32 : x
  2. Step 2: Convert to fraction form
    375,180.24/517,748.64 = 205,414.32/x
  3. Step 3: Cross multiply
    375,180.24x = 517,748.64 × 205,414.32
  4. Step 4: Simplify right side
    375,180.24x = 106,352,984,816.53
  5. Step 5: Solve for x
    x = 106,352,984,816.53/375,180.24
  6. Step 6: Final answer
    x = 283,471.71

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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.