Home / 392,935.80-588,908.10-168,030.36

Finding the Fourth Proportional to 392,935.80, 588,908.10 and 168,030.36

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Solution

The fourth proportional to 392,935.80, 588,908.10 and 168,030.36 is: 251,833.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    392,935.80 : 588,908.10 = 168,030.36 : x
  2. Step 2: Convert to fraction form
    392,935.80/588,908.10 = 168,030.36/x
  3. Step 3: Cross multiply
    392,935.80x = 588,908.10 × 168,030.36
  4. Step 4: Simplify right side
    392,935.80x = 98,954,440,049.92
  5. Step 5: Solve for x
    x = 98,954,440,049.92/392,935.80
  6. Step 6: Final answer
    x = 251,833.61

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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.