Home / 331,402.03-457,335.35-188,162.07

Finding the Fourth Proportional to 331,402.03, 457,335.35 and 188,162.07

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Solution

The fourth proportional to 331,402.03, 457,335.35 and 188,162.07 is: 259,663.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,402.03 : 457,335.35 = 188,162.07 : x
  2. Step 2: Convert to fraction form
    331,402.03/457,335.35 = 188,162.07/x
  3. Step 3: Cross multiply
    331,402.03x = 457,335.35 × 188,162.07
  4. Step 4: Simplify right side
    331,402.03x = 86,053,166,610.58
  5. Step 5: Solve for x
    x = 86,053,166,610.58/331,402.03
  6. Step 6: Final answer
    x = 259,663.97

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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.