Home / 404,918.58-558,781.29-223,626.06

Finding the Fourth Proportional to 404,918.58, 558,781.29 and 223,626.06

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Solution

The fourth proportional to 404,918.58, 558,781.29 and 223,626.06 is: 308,600.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,918.58 : 558,781.29 = 223,626.06 : x
  2. Step 2: Convert to fraction form
    404,918.58/558,781.29 = 223,626.06/x
  3. Step 3: Cross multiply
    404,918.58x = 558,781.29 × 223,626.06
  4. Step 4: Simplify right side
    404,918.58x = 124,958,058,284.42
  5. Step 5: Solve for x
    x = 124,958,058,284.42/404,918.58
  6. Step 6: Final answer
    x = 308,600.46

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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.