Home / 786,211.44-1,179,304.20-225,233.52

Finding the Fourth Proportional to 786,211.44, 1,179,304.20 and 225,233.52

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Solution

The fourth proportional to 786,211.44, 1,179,304.20 and 225,233.52 is: 337,846.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    786,211.44 : 1,179,304.20 = 225,233.52 : x
  2. Step 2: Convert to fraction form
    786,211.44/1,179,304.20 = 225,233.52/x
  3. Step 3: Cross multiply
    786,211.44x = 1,179,304.20 × 225,233.52
  4. Step 4: Simplify right side
    786,211.44x = 265,618,836,116.78
  5. Step 5: Solve for x
    x = 265,618,836,116.78/786,211.44
  6. Step 6: Final answer
    x = 337,846.57

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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.