Home / 323,019.10-445,761.92-179,779.12

Finding the Fourth Proportional to 323,019.10, 445,761.92 and 179,779.12

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Solution

The fourth proportional to 323,019.10, 445,761.92 and 179,779.12 is: 248,092.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,019.10 : 445,761.92 = 179,779.12 : x
  2. Step 2: Convert to fraction form
    323,019.10/445,761.92 = 179,779.12/x
  3. Step 3: Cross multiply
    323,019.10x = 445,761.92 × 179,779.12
  4. Step 4: Simplify right side
    323,019.10x = 80,138,684,808.21
  5. Step 5: Solve for x
    x = 80,138,684,808.21/323,019.10
  6. Step 6: Final answer
    x = 248,092.71

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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.