Home / 1,108,879.66-1,663,524.78-350,911.90

Finding the Fourth Proportional to 1,108,879.66, 1,663,524.78 and 350,911.90

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Solution

The fourth proportional to 1,108,879.66, 1,663,524.78 and 350,911.90 is: 526,432.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,108,879.66 : 1,663,524.78 = 350,911.90 : x
  2. Step 2: Convert to fraction form
    1,108,879.66/1,663,524.78 = 350,911.90/x
  3. Step 3: Cross multiply
    1,108,879.66x = 1,663,524.78 × 350,911.90
  4. Step 4: Simplify right side
    1,108,879.66x = 583,750,641,246.88
  5. Step 5: Solve for x
    x = 583,750,641,246.88/1,108,879.66
  6. Step 6: Final answer
    x = 526,432.82

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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.