Home / 313,286.13-432,335.66-170,046.18

Finding the Fourth Proportional to 313,286.13, 432,335.66 and 170,046.18

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Solution

The fourth proportional to 313,286.13, 432,335.66 and 170,046.18 is: 234,664.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,286.13 : 432,335.66 = 170,046.18 : x
  2. Step 2: Convert to fraction form
    313,286.13/432,335.66 = 170,046.18/x
  3. Step 3: Cross multiply
    313,286.13x = 432,335.66 × 170,046.18
  4. Step 4: Simplify right side
    313,286.13x = 73,517,026,610.55
  5. Step 5: Solve for x
    x = 73,517,026,610.55/313,286.13
  6. Step 6: Final answer
    x = 234,664.16

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1.5x scale

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.