Home / 801,913.50-1,106,640.63-444,217.50

Finding the Fourth Proportional to 801,913.50, 1,106,640.63 and 444,217.50

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Solution

The fourth proportional to 801,913.50, 1,106,640.63 and 444,217.50 is: 613,020.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    801,913.50 : 1,106,640.63 = 444,217.50 : x
  2. Step 2: Convert to fraction form
    801,913.50/1,106,640.63 = 444,217.50/x
  3. Step 3: Cross multiply
    801,913.50x = 1,106,640.63 × 444,217.50
  4. Step 4: Simplify right side
    801,913.50x = 491,589,134,057.03
  5. Step 5: Solve for x
    x = 491,589,134,057.03/801,913.50
  6. Step 6: Final answer
    x = 613,020.15

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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.