Home / 404,022.13-557,548.31-222,733.40

Finding the Fourth Proportional to 404,022.13, 557,548.31 and 222,733.40

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Solution

The fourth proportional to 404,022.13, 557,548.31 and 222,733.40 is: 307,370.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,022.13 : 557,548.31 = 222,733.40 : x
  2. Step 2: Convert to fraction form
    404,022.13/557,548.31 = 222,733.40/x
  3. Step 3: Cross multiply
    404,022.13x = 557,548.31 × 222,733.40
  4. Step 4: Simplify right side
    404,022.13x = 124,184,628,519.65
  5. Step 5: Solve for x
    x = 124,184,628,519.65/404,022.13
  6. Step 6: Final answer
    x = 307,370.86

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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.