Home / 329,579.76-454,868.62-208,732.26

Finding the Fourth Proportional to 329,579.76, 454,868.62 and 208,732.26

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Solution

The fourth proportional to 329,579.76, 454,868.62 and 208,732.26 is: 288,081.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,579.76 : 454,868.62 = 208,732.26 : x
  2. Step 2: Convert to fraction form
    329,579.76/454,868.62 = 208,732.26/x
  3. Step 3: Cross multiply
    329,579.76x = 454,868.62 × 208,732.26
  4. Step 4: Simplify right side
    329,579.76x = 94,945,755,055.68
  5. Step 5: Solve for x
    x = 94,945,755,055.68/329,579.76
  6. Step 6: Final answer
    x = 288,081.27

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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.