Home / 257,914.30-386,871.45-244,136.20

Finding the Fourth Proportional to 257,914.30, 386,871.45 and 244,136.20

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Solution

The fourth proportional to 257,914.30, 386,871.45 and 244,136.20 is: 366,204.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    257,914.30 : 386,871.45 = 244,136.20 : x
  2. Step 2: Convert to fraction form
    257,914.30/386,871.45 = 244,136.20/x
  3. Step 3: Cross multiply
    257,914.30x = 386,871.45 × 244,136.20
  4. Step 4: Simplify right side
    257,914.30x = 94,449,325,691.49
  5. Step 5: Solve for x
    x = 94,449,325,691.49/257,914.30
  6. Step 6: Final answer
    x = 366,204.30

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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.