Home / 950,086.72-1,311,140.89-542,180.44

Finding the Fourth Proportional to 950,086.72, 1,311,140.89 and 542,180.44

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Solution

The fourth proportional to 950,086.72, 1,311,140.89 and 542,180.44 is: 748,221.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    950,086.72 : 1,311,140.89 = 542,180.44 : x
  2. Step 2: Convert to fraction form
    950,086.72/1,311,140.89 = 542,180.44/x
  3. Step 3: Cross multiply
    950,086.72x = 1,311,140.89 × 542,180.44
  4. Step 4: Simplify right side
    950,086.72x = 710,874,943,286.74
  5. Step 5: Solve for x
    x = 710,874,943,286.74/950,086.72
  6. Step 6: Final answer
    x = 748,221.11

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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.