Home / 560,093.26-772,974.93-318,451.90

Finding the Fourth Proportional to 560,093.26, 772,974.93 and 318,451.90

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Solution

The fourth proportional to 560,093.26, 772,974.93 and 318,451.90 is: 439,489.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    560,093.26 : 772,974.93 = 318,451.90 : x
  2. Step 2: Convert to fraction form
    560,093.26/772,974.93 = 318,451.90/x
  3. Step 3: Cross multiply
    560,093.26x = 772,974.93 × 318,451.90
  4. Step 4: Simplify right side
    560,093.26x = 246,155,335,110.87
  5. Step 5: Solve for x
    x = 246,155,335,110.87/560,093.26
  6. Step 6: Final answer
    x = 439,489.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.