Home / 403,884.90-557,338.42-222,596.27

Finding the Fourth Proportional to 403,884.90, 557,338.42 and 222,596.27

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Solution

The fourth proportional to 403,884.90, 557,338.42 and 222,596.27 is: 307,170.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,884.90 : 557,338.42 = 222,596.27 : x
  2. Step 2: Convert to fraction form
    403,884.90/557,338.42 = 222,596.27/x
  3. Step 3: Cross multiply
    403,884.90x = 557,338.42 × 222,596.27
  4. Step 4: Simplify right side
    403,884.90x = 124,061,454,256.55
  5. Step 5: Solve for x
    x = 124,061,454,256.55/403,884.90
  6. Step 6: Final answer
    x = 307,170.32

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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.