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Finding the Fourth Proportional to 404,184.53, 557,778.56 and 222,902.88

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Solution

The fourth proportional to 404,184.53, 557,778.56 and 222,902.88 is: 307,608.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,184.53 : 557,778.56 = 222,902.88 : x
  2. Step 2: Convert to fraction form
    404,184.53/557,778.56 = 222,902.88/x
  3. Step 3: Cross multiply
    404,184.53x = 557,778.56 × 222,902.88
  4. Step 4: Simplify right side
    404,184.53x = 124,330,446,311.74
  5. Step 5: Solve for x
    x = 124,330,446,311.74/404,184.53
  6. Step 6: Final answer
    x = 307,608.13

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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.