Home / 773,913.28-1,161,318.12-324,594.04

Finding the Fourth Proportional to 773,913.28, 1,161,318.12 and 324,594.04

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Solution

The fourth proportional to 773,913.28, 1,161,318.12 and 324,594.04 is: 487,079.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    773,913.28 : 1,161,318.12 = 324,594.04 : x
  2. Step 2: Convert to fraction form
    773,913.28/1,161,318.12 = 324,594.04/x
  3. Step 3: Cross multiply
    773,913.28x = 1,161,318.12 × 324,594.04
  4. Step 4: Simplify right side
    773,913.28x = 376,956,940,296.01
  5. Step 5: Solve for x
    x = 376,956,940,296.01/773,913.28
  6. Step 6: Final answer
    x = 487,079.04

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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.