Home / 961,189.44-1,442,002.85-511,673.46

Finding the Fourth Proportional to 961,189.44, 1,442,002.85 and 511,673.46

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Solution

The fourth proportional to 961,189.44, 1,442,002.85 and 511,673.46 is: 767,626.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    961,189.44 : 1,442,002.85 = 511,673.46 : x
  2. Step 2: Convert to fraction form
    961,189.44/1,442,002.85 = 511,673.46/x
  3. Step 3: Cross multiply
    961,189.44x = 1,442,002.85 × 511,673.46
  4. Step 4: Simplify right side
    961,189.44x = 737,834,584,420.42
  5. Step 5: Solve for x
    x = 737,834,584,420.42/961,189.44
  6. Step 6: Final answer
    x = 767,626.61

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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.