Home / 542,976.24-749,319.46-301,249.82

Finding the Fourth Proportional to 542,976.24, 749,319.46 and 301,249.82

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Solution

The fourth proportional to 542,976.24, 749,319.46 and 301,249.82 is: 415,731.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    542,976.24 : 749,319.46 = 301,249.82 : x
  2. Step 2: Convert to fraction form
    542,976.24/749,319.46 = 301,249.82/x
  3. Step 3: Cross multiply
    542,976.24x = 749,319.46 × 301,249.82
  4. Step 4: Simplify right side
    542,976.24x = 225,732,352,447.50
  5. Step 5: Solve for x
    x = 225,732,352,447.50/542,976.24
  6. Step 6: Final answer
    x = 415,731.55

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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.