Home / 997,716.92-1,496,187.12-323,635.22

Finding the Fourth Proportional to 997,716.92, 1,496,187.12 and 323,635.22

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Solution

The fourth proportional to 997,716.92, 1,496,187.12 and 323,635.22 is: 485,326.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    997,716.92 : 1,496,187.12 = 323,635.22 : x
  2. Step 2: Convert to fraction form
    997,716.92/1,496,187.12 = 323,635.22/x
  3. Step 3: Cross multiply
    997,716.92x = 1,496,187.12 × 323,635.22
  4. Step 4: Simplify right side
    997,716.92x = 484,218,840,261.43
  5. Step 5: Solve for x
    x = 484,218,840,261.43/997,716.92
  6. Step 6: Final answer
    x = 485,326.88

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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.