Home / 400,243.20-600,505.44-250,313.28

Finding the Fourth Proportional to 400,243.20, 600,505.44 and 250,313.28

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Solution

The fourth proportional to 400,243.20, 600,505.44 and 250,313.28 is: 375,557.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    400,243.20 : 600,505.44 = 250,313.28 : x
  2. Step 2: Convert to fraction form
    400,243.20/600,505.44 = 250,313.28/x
  3. Step 3: Cross multiply
    400,243.20x = 600,505.44 × 250,313.28
  4. Step 4: Simplify right side
    400,243.20x = 150,314,486,344.24
  5. Step 5: Solve for x
    x = 150,314,486,344.24/400,243.20
  6. Step 6: Final answer
    x = 375,557.88

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1.5x scale

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.