Home / 773,364.40-1,160,101.92-323,632.42

Finding the Fourth Proportional to 773,364.40, 1,160,101.92 and 323,632.42

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Solution

The fourth proportional to 773,364.40, 1,160,101.92 and 323,632.42 is: 485,471.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    773,364.40 : 1,160,101.92 = 323,632.42 : x
  2. Step 2: Convert to fraction form
    773,364.40/1,160,101.92 = 323,632.42/x
  3. Step 3: Cross multiply
    773,364.40x = 1,160,101.92 × 323,632.42
  4. Step 4: Simplify right side
    773,364.40x = 375,446,591,816.25
  5. Step 5: Solve for x
    x = 375,446,591,816.25/773,364.40
  6. Step 6: Final answer
    x = 485,471.78

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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.