Home / 392,975.28-588,969.63-168,071.22

Finding the Fourth Proportional to 392,975.28, 588,969.63 and 168,071.22

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Solution

The fourth proportional to 392,975.28, 588,969.63 and 168,071.22 is: 251,895.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    392,975.28 : 588,969.63 = 168,071.22 : x
  2. Step 2: Convert to fraction form
    392,975.28/588,969.63 = 168,071.22/x
  3. Step 3: Cross multiply
    392,975.28x = 588,969.63 × 168,071.22
  4. Step 4: Simplify right side
    392,975.28x = 98,988,844,257.05
  5. Step 5: Solve for x
    x = 98,988,844,257.05/392,975.28
  6. Step 6: Final answer
    x = 251,895.86

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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.