Home / 325,717.40-449,467.33-180,521.76

Finding the Fourth Proportional to 325,717.40, 449,467.33 and 180,521.76

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Solution

The fourth proportional to 325,717.40, 449,467.33 and 180,521.76 is: 249,107.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,717.40 : 449,467.33 = 180,521.76 : x
  2. Step 2: Convert to fraction form
    325,717.40/449,467.33 = 180,521.76/x
  3. Step 3: Cross multiply
    325,717.40x = 449,467.33 × 180,521.76
  4. Step 4: Simplify right side
    325,717.40x = 81,138,635,046.78
  5. Step 5: Solve for x
    x = 81,138,635,046.78/325,717.40
  6. Step 6: Final answer
    x = 249,107.46

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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.