Home / 750,879.92-1,126,225.96-245,398.61

Finding the Fourth Proportional to 750,879.92, 1,126,225.96 and 245,398.61

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Solution

The fourth proportional to 750,879.92, 1,126,225.96 and 245,398.61 is: 368,067.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    750,879.92 : 1,126,225.96 = 245,398.61 : x
  2. Step 2: Convert to fraction form
    750,879.92/1,126,225.96 = 245,398.61/x
  3. Step 3: Cross multiply
    750,879.92x = 1,126,225.96 × 245,398.61
  4. Step 4: Simplify right side
    750,879.92x = 276,374,287,331.98
  5. Step 5: Solve for x
    x = 276,374,287,331.98/750,879.92
  6. Step 6: Final answer
    x = 368,067.22

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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.