Home / 797,722.11-1,100,863.52-435,147.57

Finding the Fourth Proportional to 797,722.11, 1,100,863.52 and 435,147.57

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Solution

The fourth proportional to 797,722.11, 1,100,863.52 and 435,147.57 is: 600,507.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    797,722.11 : 1,100,863.52 = 435,147.57 : x
  2. Step 2: Convert to fraction form
    797,722.11/1,100,863.52 = 435,147.57/x
  3. Step 3: Cross multiply
    797,722.11x = 1,100,863.52 × 435,147.57
  4. Step 4: Simplify right side
    797,722.11x = 479,038,083,453.91
  5. Step 5: Solve for x
    x = 479,038,083,453.91/797,722.11
  6. Step 6: Final answer
    x = 600,507.47

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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.