Home / 955,067.91-1,318,180.84-547,442.70

Finding the Fourth Proportional to 955,067.91, 1,318,180.84 and 547,442.70

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Solution

The fourth proportional to 955,067.91, 1,318,180.84 and 547,442.70 is: 755,578.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    955,067.91 : 1,318,180.84 = 547,442.70 : x
  2. Step 2: Convert to fraction form
    955,067.91/1,318,180.84 = 547,442.70/x
  3. Step 3: Cross multiply
    955,067.91x = 1,318,180.84 × 547,442.70
  4. Step 4: Simplify right side
    955,067.91x = 721,628,479,240.85
  5. Step 5: Solve for x
    x = 721,628,479,240.85/955,067.91
  6. Step 6: Final answer
    x = 755,578.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.