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Finding the Fourth Proportional to 375,932.44, 519,473.55 and 273,780.10

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Solution

The fourth proportional to 375,932.44, 519,473.55 and 273,780.10 is: 378,316.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,932.44 : 519,473.55 = 273,780.10 : x
  2. Step 2: Convert to fraction form
    375,932.44/519,473.55 = 273,780.10/x
  3. Step 3: Cross multiply
    375,932.44x = 519,473.55 × 273,780.10
  4. Step 4: Simplify right side
    375,932.44x = 142,221,520,466.36
  5. Step 5: Solve for x
    x = 142,221,520,466.36/375,932.44
  6. Step 6: Final answer
    x = 378,316.70

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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.