Home / 404,659.09-558,429.66-223,371.14

Finding the Fourth Proportional to 404,659.09, 558,429.66 and 223,371.14

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Solution

The fourth proportional to 404,659.09, 558,429.66 and 223,371.14 is: 308,252.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,659.09 : 558,429.66 = 223,371.14 : x
  2. Step 2: Convert to fraction form
    404,659.09/558,429.66 = 223,371.14/x
  3. Step 3: Cross multiply
    404,659.09x = 558,429.66 × 223,371.14
  4. Step 4: Simplify right side
    404,659.09x = 124,737,069,764.01
  5. Step 5: Solve for x
    x = 124,737,069,764.01/404,659.09
  6. Step 6: Final answer
    x = 308,252.24

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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.