Home / 855,676.26-1,180,956.78-493,030.62

Finding the Fourth Proportional to 855,676.26, 1,180,956.78 and 493,030.62

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Solution

The fourth proportional to 855,676.26, 1,180,956.78 and 493,030.62 is: 680,453.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    855,676.26 : 1,180,956.78 = 493,030.62 : x
  2. Step 2: Convert to fraction form
    855,676.26/1,180,956.78 = 493,030.62/x
  3. Step 3: Cross multiply
    855,676.26x = 1,180,956.78 × 493,030.62
  4. Step 4: Simplify right side
    855,676.26x = 582,247,853,436.60
  5. Step 5: Solve for x
    x = 582,247,853,436.60/855,676.26
  6. Step 6: Final answer
    x = 680,453.44

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1.5x scale

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.