Home / 853,537.92-1,280,307.84-222,451.20

Finding the Fourth Proportional to 853,537.92, 1,280,307.84 and 222,451.20

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Solution

The fourth proportional to 853,537.92, 1,280,307.84 and 222,451.20 is: 333,677.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    853,537.92 : 1,280,307.84 = 222,451.20 : x
  2. Step 2: Convert to fraction form
    853,537.92/1,280,307.84 = 222,451.20/x
  3. Step 3: Cross multiply
    853,537.92x = 1,280,307.84 × 222,451.20
  4. Step 4: Simplify right side
    853,537.92x = 284,806,015,377.41
  5. Step 5: Solve for x
    x = 284,806,015,377.41/853,537.92
  6. Step 6: Final answer
    x = 333,677.05

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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.