Home / 777,447.12-1,166,229.71-264,952.97

Finding the Fourth Proportional to 777,447.12, 1,166,229.71 and 264,952.97

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Solution

The fourth proportional to 777,447.12, 1,166,229.71 and 264,952.97 is: 397,449.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    777,447.12 : 1,166,229.71 = 264,952.97 : x
  2. Step 2: Convert to fraction form
    777,447.12/1,166,229.71 = 264,952.97/x
  3. Step 3: Cross multiply
    777,447.12x = 1,166,229.71 × 264,952.97
  4. Step 4: Simplify right side
    777,447.12x = 308,996,024,041.97
  5. Step 5: Solve for x
    x = 308,996,024,041.97/777,447.12
  6. Step 6: Final answer
    x = 397,449.57

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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.