Home / 794,315.79-1,191,551.64-225,723.12

Finding the Fourth Proportional to 794,315.79, 1,191,551.64 and 225,723.12

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Solution

The fourth proportional to 794,315.79, 1,191,551.64 and 225,723.12 is: 338,606.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    794,315.79 : 1,191,551.64 = 225,723.12 : x
  2. Step 2: Convert to fraction form
    794,315.79/1,191,551.64 = 225,723.12/x
  3. Step 3: Cross multiply
    794,315.79x = 1,191,551.64 × 225,723.12
  4. Step 4: Simplify right side
    794,315.79x = 268,960,753,821.92
  5. Step 5: Solve for x
    x = 268,960,753,821.92/794,315.79
  6. Step 6: Final answer
    x = 338,606.83

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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.