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Finding the Fourth Proportional to 375,034.28, 517,418.62 and 213,773.00

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Solution

The fourth proportional to 375,034.28, 517,418.62 and 213,773.00 is: 294,933.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,034.28 : 517,418.62 = 213,773.00 : x
  2. Step 2: Convert to fraction form
    375,034.28/517,418.62 = 213,773.00/x
  3. Step 3: Cross multiply
    375,034.28x = 517,418.62 × 213,773.00
  4. Step 4: Simplify right side
    375,034.28x = 110,610,127,531.73
  5. Step 5: Solve for x
    x = 110,610,127,531.73/375,034.28
  6. Step 6: Final answer
    x = 294,933.38

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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.