Home / 259,821.24-358,272.32-225,535.92

Finding the Fourth Proportional to 259,821.24, 358,272.32 and 225,535.92

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Solution

The fourth proportional to 259,821.24, 358,272.32 and 225,535.92 is: 310,995.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,821.24 : 358,272.32 = 225,535.92 : x
  2. Step 2: Convert to fraction form
    259,821.24/358,272.32 = 225,535.92/x
  3. Step 3: Cross multiply
    259,821.24x = 358,272.32 × 225,535.92
  4. Step 4: Simplify right side
    259,821.24x = 80,803,277,301.73
  5. Step 5: Solve for x
    x = 80,803,277,301.73/259,821.24
  6. Step 6: Final answer
    x = 310,995.66

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.