Home / 541,086.07-811,378.89-304,428.73

Finding the Fourth Proportional to 541,086.07, 811,378.89 and 304,428.73

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Solution

The fourth proportional to 541,086.07, 811,378.89 and 304,428.73 is: 456,502.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,086.07 : 811,378.89 = 304,428.73 : x
  2. Step 2: Convert to fraction form
    541,086.07/811,378.89 = 304,428.73/x
  3. Step 3: Cross multiply
    541,086.07x = 811,378.89 × 304,428.73
  4. Step 4: Simplify right side
    541,086.07x = 247,007,043,764.13
  5. Step 5: Solve for x
    x = 247,007,043,764.13/541,086.07
  6. Step 6: Final answer
    x = 456,502.31

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.