Home / 410,008.10-615,098.55-173,228.90

Finding the Fourth Proportional to 410,008.10, 615,098.55 and 173,228.90

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Solution

The fourth proportional to 410,008.10, 615,098.55 and 173,228.90 is: 259,879.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    410,008.10 : 615,098.55 = 173,228.90 : x
  2. Step 2: Convert to fraction form
    410,008.10/615,098.55 = 173,228.90/x
  3. Step 3: Cross multiply
    410,008.10x = 615,098.55 × 173,228.90
  4. Step 4: Simplify right side
    410,008.10x = 106,552,845,208.10
  5. Step 5: Solve for x
    x = 106,552,845,208.10/410,008.10
  6. Step 6: Final answer
    x = 259,879.85

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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.