Home / 394,714.74-591,982.80-181,277.46

Finding the Fourth Proportional to 394,714.74, 591,982.80 and 181,277.46

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Solution

The fourth proportional to 394,714.74, 591,982.80 and 181,277.46 is: 271,875.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,714.74 : 591,982.80 = 181,277.46 : x
  2. Step 2: Convert to fraction form
    394,714.74/591,982.80 = 181,277.46/x
  3. Step 3: Cross multiply
    394,714.74x = 591,982.80 × 181,277.46
  4. Step 4: Simplify right side
    394,714.74x = 107,313,138,347.69
  5. Step 5: Solve for x
    x = 107,313,138,347.69/394,714.74
  6. Step 6: Final answer
    x = 271,875.17

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.