Home / 848,815.20-1,273,223.21-217,729.22

Finding the Fourth Proportional to 848,815.20, 1,273,223.21 and 217,729.22

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Solution

The fourth proportional to 848,815.20, 1,273,223.21 and 217,729.22 is: 326,593.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    848,815.20 : 1,273,223.21 = 217,729.22 : x
  2. Step 2: Convert to fraction form
    848,815.20/1,273,223.21 = 217,729.22/x
  3. Step 3: Cross multiply
    848,815.20x = 1,273,223.21 × 217,729.22
  4. Step 4: Simplify right side
    848,815.20x = 277,217,888,944.43
  5. Step 5: Solve for x
    x = 277,217,888,944.43/848,815.20
  6. Step 6: Final answer
    x = 326,593.93

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Similar ratio
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1.5x scale

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.