Home / 804,304.77-1,206,456.45-205,265.88

Finding the Fourth Proportional to 804,304.77, 1,206,456.45 and 205,265.88

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Solution

The fourth proportional to 804,304.77, 1,206,456.45 and 205,265.88 is: 307,898.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,304.77 : 1,206,456.45 = 205,265.88 : x
  2. Step 2: Convert to fraction form
    804,304.77/1,206,456.45 = 205,265.88/x
  3. Step 3: Cross multiply
    804,304.77x = 1,206,456.45 × 205,265.88
  4. Step 4: Simplify right side
    804,304.77x = 247,644,344,890.93
  5. Step 5: Solve for x
    x = 247,644,344,890.93/804,304.77
  6. Step 6: Final answer
    x = 307,898.64

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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.