Home / 404,512.65-558,231.75-223,231.41

Finding the Fourth Proportional to 404,512.65, 558,231.75 and 223,231.41

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Solution

The fourth proportional to 404,512.65, 558,231.75 and 223,231.41 is: 308,061.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,512.65 : 558,231.75 = 223,231.41 : x
  2. Step 2: Convert to fraction form
    404,512.65/558,231.75 = 223,231.41/x
  3. Step 3: Cross multiply
    404,512.65x = 558,231.75 × 223,231.41
  4. Step 4: Simplify right side
    404,512.65x = 124,614,860,659.27
  5. Step 5: Solve for x
    x = 124,614,860,659.27/404,512.65
  6. Step 6: Final answer
    x = 308,061.71

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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.