Home / 486,025.10-729,037.65-308,003.30

Finding the Fourth Proportional to 486,025.10, 729,037.65 and 308,003.30

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Solution

The fourth proportional to 486,025.10, 729,037.65 and 308,003.30 is: 462,004.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    486,025.10 : 729,037.65 = 308,003.30 : x
  2. Step 2: Convert to fraction form
    486,025.10/729,037.65 = 308,003.30/x
  3. Step 3: Cross multiply
    486,025.10x = 729,037.65 × 308,003.30
  4. Step 4: Simplify right side
    486,025.10x = 224,546,002,024.25
  5. Step 5: Solve for x
    x = 224,546,002,024.25/486,025.10
  6. Step 6: Final answer
    x = 462,004.95

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Similar ratio
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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.