Home / 801,916.50-1,106,644.78-444,220.50

Finding the Fourth Proportional to 801,916.50, 1,106,644.78 and 444,220.50

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Solution

The fourth proportional to 801,916.50, 1,106,644.78 and 444,220.50 is: 613,024.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    801,916.50 : 1,106,644.78 = 444,220.50 : x
  2. Step 2: Convert to fraction form
    801,916.50/1,106,644.78 = 444,220.50/x
  3. Step 3: Cross multiply
    801,916.50x = 1,106,644.78 × 444,220.50
  4. Step 4: Simplify right side
    801,916.50x = 491,594,297,493.99
  5. Step 5: Solve for x
    x = 491,594,297,493.99/801,916.50
  6. Step 6: Final answer
    x = 613,024.30

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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.