Home / 853,014.29-1,279,920.09-373,179.90

Finding the Fourth Proportional to 853,014.29, 1,279,920.09 and 373,179.90

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Solution

The fourth proportional to 853,014.29, 1,279,920.09 and 373,179.90 is: 559,944.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    853,014.29 : 1,279,920.09 = 373,179.90 : x
  2. Step 2: Convert to fraction form
    853,014.29/1,279,920.09 = 373,179.90/x
  3. Step 3: Cross multiply
    853,014.29x = 1,279,920.09 × 373,179.90
  4. Step 4: Simplify right side
    853,014.29x = 477,640,451,194.19
  5. Step 5: Solve for x
    x = 477,640,451,194.19/853,014.29
  6. Step 6: Final answer
    x = 559,944.26

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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.