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Finding the Fourth Proportional to 400,446.24, 600,037.08 and 325,200.24

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Solution

The fourth proportional to 400,446.24, 600,037.08 and 325,200.24 is: 487,286.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    400,446.24 : 600,037.08 = 325,200.24 : x
  2. Step 2: Convert to fraction form
    400,446.24/600,037.08 = 325,200.24/x
  3. Step 3: Cross multiply
    400,446.24x = 600,037.08 × 325,200.24
  4. Step 4: Simplify right side
    400,446.24x = 195,132,202,424.90
  5. Step 5: Solve for x
    x = 195,132,202,424.90/400,446.24
  6. Step 6: Final answer
    x = 487,286.89

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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.