Home / 330,691.03-456,351.38-179,788.03

Finding the Fourth Proportional to 330,691.03, 456,351.38 and 179,788.03

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Solution

The fourth proportional to 330,691.03, 456,351.38 and 179,788.03 is: 248,106.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,691.03 : 456,351.38 = 179,788.03 : x
  2. Step 2: Convert to fraction form
    330,691.03/456,351.38 = 179,788.03/x
  3. Step 3: Cross multiply
    330,691.03x = 456,351.38 × 179,788.03
  4. Step 4: Simplify right side
    330,691.03x = 82,046,514,699.04
  5. Step 5: Solve for x
    x = 82,046,514,699.04/330,691.03
  6. Step 6: Final answer
    x = 248,106.26

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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.