Home / 456,949.14-685,449.22-141,381.44

Finding the Fourth Proportional to 456,949.14, 685,449.22 and 141,381.44

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Solution

The fourth proportional to 456,949.14, 685,449.22 and 141,381.44 is: 212,080.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,949.14 : 685,449.22 = 141,381.44 : x
  2. Step 2: Convert to fraction form
    456,949.14/685,449.22 = 141,381.44/x
  3. Step 3: Cross multiply
    456,949.14x = 685,449.22 × 141,381.44
  4. Step 4: Simplify right side
    456,949.14x = 96,909,797,770.48
  5. Step 5: Solve for x
    x = 96,909,797,770.48/456,949.14
  6. Step 6: Final answer
    x = 212,080.05

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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.