Home / 404,036.16-557,559.65-222,743.90

Finding the Fourth Proportional to 404,036.16, 557,559.65 and 222,743.90

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Solution

The fourth proportional to 404,036.16, 557,559.65 and 222,743.90 is: 307,380.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,036.16 : 557,559.65 = 222,743.90 : x
  2. Step 2: Convert to fraction form
    404,036.16/557,559.65 = 222,743.90/x
  3. Step 3: Cross multiply
    404,036.16x = 557,559.65 × 222,743.90
  4. Step 4: Simplify right side
    404,036.16x = 124,193,010,923.64
  5. Step 5: Solve for x
    x = 124,193,010,923.64/404,036.16
  6. Step 6: Final answer
    x = 307,380.93

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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.