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Finding the Fourth Proportional to 273,191.04, 376,780.80 and 229,414.56

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Solution

The fourth proportional to 273,191.04, 376,780.80 and 229,414.56 is: 316,404.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,191.04 : 376,780.80 = 229,414.56 : x
  2. Step 2: Convert to fraction form
    273,191.04/376,780.80 = 229,414.56/x
  3. Step 3: Cross multiply
    273,191.04x = 376,780.80 × 229,414.56
  4. Step 4: Simplify right side
    273,191.04x = 86,439,001,448.45
  5. Step 5: Solve for x
    x = 86,439,001,448.45/273,191.04
  6. Step 6: Final answer
    x = 316,404.96

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1.5x scale

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.