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Finding the Fourth Proportional to 404,169.36, 557,750.34 and 222,888.84

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Solution

The fourth proportional to 404,169.36, 557,750.34 and 222,888.84 is: 307,584.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,169.36 : 557,750.34 = 222,888.84 : x
  2. Step 2: Convert to fraction form
    404,169.36/557,750.34 = 222,888.84/x
  3. Step 3: Cross multiply
    404,169.36x = 557,750.34 × 222,888.84
  4. Step 4: Simplify right side
    404,169.36x = 124,316,326,292.21
  5. Step 5: Solve for x
    x = 124,316,326,292.21/404,169.36
  6. Step 6: Final answer
    x = 307,584.74

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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.