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Finding the Fourth Proportional to 375,537.06, 518,247.72 and 205,761.06

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Solution

The fourth proportional to 375,537.06, 518,247.72 and 205,761.06 is: 283,953.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,537.06 : 518,247.72 = 205,761.06 : x
  2. Step 2: Convert to fraction form
    375,537.06/518,247.72 = 205,761.06/x
  3. Step 3: Cross multiply
    375,537.06x = 518,247.72 × 205,761.06
  4. Step 4: Simplify right side
    375,537.06x = 106,635,200,209.78
  5. Step 5: Solve for x
    x = 106,635,200,209.78/375,537.06
  6. Step 6: Final answer
    x = 283,953.87

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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.