Home / 773,765.80-1,160,662.57-268,344.63

Finding the Fourth Proportional to 773,765.80, 1,160,662.57 and 268,344.63

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Solution

The fourth proportional to 773,765.80, 1,160,662.57 and 268,344.63 is: 402,521.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    773,765.80 : 1,160,662.57 = 268,344.63 : x
  2. Step 2: Convert to fraction form
    773,765.80/1,160,662.57 = 268,344.63/x
  3. Step 3: Cross multiply
    773,765.80x = 1,160,662.57 × 268,344.63
  4. Step 4: Simplify right side
    773,765.80x = 311,457,567,230.64
  5. Step 5: Solve for x
    x = 311,457,567,230.64/773,765.80
  6. Step 6: Final answer
    x = 402,521.76

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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.