Home / 773,589.76-1,160,121.86-268,032.74

Finding the Fourth Proportional to 773,589.76, 1,160,121.86 and 268,032.74

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Solution

The fourth proportional to 773,589.76, 1,160,121.86 and 268,032.74 is: 401,958.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    773,589.76 : 1,160,121.86 = 268,032.74 : x
  2. Step 2: Convert to fraction form
    773,589.76/1,160,121.86 = 268,032.74/x
  3. Step 3: Cross multiply
    773,589.76x = 1,160,121.86 × 268,032.74
  4. Step 4: Simplify right side
    773,589.76x = 310,950,644,440.08
  5. Step 5: Solve for x
    x = 310,950,644,440.08/773,589.76
  6. Step 6: Final answer
    x = 401,958.07

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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.