Home / 701,188.22-1,051,422.07-321,782.34

Finding the Fourth Proportional to 701,188.22, 1,051,422.07 and 321,782.34

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Solution

The fourth proportional to 701,188.22, 1,051,422.07 and 321,782.34 is: 482,508.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    701,188.22 : 1,051,422.07 = 321,782.34 : x
  2. Step 2: Convert to fraction form
    701,188.22/1,051,422.07 = 321,782.34/x
  3. Step 3: Cross multiply
    701,188.22x = 1,051,422.07 × 321,782.34
  4. Step 4: Simplify right side
    701,188.22x = 338,329,054,012.24
  5. Step 5: Solve for x
    x = 338,329,054,012.24/701,188.22
  6. Step 6: Final answer
    x = 482,508.18

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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.