Home / 295,226.10-442,385.55-219,993.30

Finding the Fourth Proportional to 295,226.10, 442,385.55 and 219,993.30

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Solution

The fourth proportional to 295,226.10, 442,385.55 and 219,993.30 is: 329,651.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,226.10 : 442,385.55 = 219,993.30 : x
  2. Step 2: Convert to fraction form
    295,226.10/442,385.55 = 219,993.30/x
  3. Step 3: Cross multiply
    295,226.10x = 442,385.55 × 219,993.30
  4. Step 4: Simplify right side
    295,226.10x = 97,321,857,016.82
  5. Step 5: Solve for x
    x = 97,321,857,016.82/295,226.10
  6. Step 6: Final answer
    x = 329,651.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.