Home / 628,060.28-941,948.91-178,771.20

Finding the Fourth Proportional to 628,060.28, 941,948.91 and 178,771.20

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Solution

The fourth proportional to 628,060.28, 941,948.91 and 178,771.20 is: 268,116.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    628,060.28 : 941,948.91 = 178,771.20 : x
  2. Step 2: Convert to fraction form
    628,060.28/941,948.91 = 178,771.20/x
  3. Step 3: Cross multiply
    628,060.28x = 941,948.91 × 178,771.20
  4. Step 4: Simplify right side
    628,060.28x = 168,393,336,979.39
  5. Step 5: Solve for x
    x = 168,393,336,979.39/628,060.28
  6. Step 6: Final answer
    x = 268,116.52

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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.