Home / 804,304.27-1,206,455.70-205,265.38

Finding the Fourth Proportional to 804,304.27, 1,206,455.70 and 205,265.38

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Solution

The fourth proportional to 804,304.27, 1,206,455.70 and 205,265.38 is: 307,897.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,304.27 : 1,206,455.70 = 205,265.38 : x
  2. Step 2: Convert to fraction form
    804,304.27/1,206,455.70 = 205,265.38/x
  3. Step 3: Cross multiply
    804,304.27x = 1,206,455.70 × 205,265.38
  4. Step 4: Simplify right side
    804,304.27x = 247,643,587,713.67
  5. Step 5: Solve for x
    x = 247,643,587,713.67/804,304.27
  6. Step 6: Final answer
    x = 307,897.89

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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.