Home / 439,832.70-659,453.40-173,456.10

Finding the Fourth Proportional to 439,832.70, 659,453.40 and 173,456.10

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Solution

The fourth proportional to 439,832.70, 659,453.40 and 173,456.10 is: 260,067.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,832.70 : 659,453.40 = 173,456.10 : x
  2. Step 2: Convert to fraction form
    439,832.70/659,453.40 = 173,456.10/x
  3. Step 3: Cross multiply
    439,832.70x = 659,453.40 × 173,456.10
  4. Step 4: Simplify right side
    439,832.70x = 114,386,214,895.74
  5. Step 5: Solve for x
    x = 114,386,214,895.74/439,832.70
  6. Step 6: Final answer
    x = 260,067.55

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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.