Home / 404,050.20-557,578.98-222,757.89

Finding the Fourth Proportional to 404,050.20, 557,578.98 and 222,757.89

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Solution

The fourth proportional to 404,050.20, 557,578.98 and 222,757.89 is: 307,400.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,050.20 : 557,578.98 = 222,757.89 : x
  2. Step 2: Convert to fraction form
    404,050.20/557,578.98 = 222,757.89/x
  3. Step 3: Cross multiply
    404,050.20x = 557,578.98 × 222,757.89
  4. Step 4: Simplify right side
    404,050.20x = 124,205,117,093.15
  5. Step 5: Solve for x
    x = 124,205,117,093.15/404,050.20
  6. Step 6: Final answer
    x = 307,400.21

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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.