Home / 542,682.41-748,947.72-301,042.83

Finding the Fourth Proportional to 542,682.41, 748,947.72 and 301,042.83

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Solution

The fourth proportional to 542,682.41, 748,947.72 and 301,042.83 is: 415,464.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    542,682.41 : 748,947.72 = 301,042.83 : x
  2. Step 2: Convert to fraction form
    542,682.41/748,947.72 = 301,042.83/x
  3. Step 3: Cross multiply
    542,682.41x = 748,947.72 × 301,042.83
  4. Step 4: Simplify right side
    542,682.41x = 225,465,339,182.12
  5. Step 5: Solve for x
    x = 225,465,339,182.12/542,682.41
  6. Step 6: Final answer
    x = 415,464.62

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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.