Home / 384,449.08-576,689.33-131,903.23

Finding the Fourth Proportional to 384,449.08, 576,689.33 and 131,903.23

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Solution

The fourth proportional to 384,449.08, 576,689.33 and 131,903.23 is: 197,860.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,449.08 : 576,689.33 = 131,903.23 : x
  2. Step 2: Convert to fraction form
    384,449.08/576,689.33 = 131,903.23/x
  3. Step 3: Cross multiply
    384,449.08x = 576,689.33 × 131,903.23
  4. Step 4: Simplify right side
    384,449.08x = 76,067,185,333.54
  5. Step 5: Solve for x
    x = 76,067,185,333.54/384,449.08
  6. Step 6: Final answer
    x = 197,860.24

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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.