Home / 404,710.26-558,497.02-223,422.44

Finding the Fourth Proportional to 404,710.26, 558,497.02 and 223,422.44

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Solution

The fourth proportional to 404,710.26, 558,497.02 and 223,422.44 is: 308,321.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,710.26 : 558,497.02 = 223,422.44 : x
  2. Step 2: Convert to fraction form
    404,710.26/558,497.02 = 223,422.44/x
  3. Step 3: Cross multiply
    404,710.26x = 558,497.02 × 223,422.44
  4. Step 4: Simplify right side
    404,710.26x = 124,780,766,941.13
  5. Step 5: Solve for x
    x = 124,780,766,941.13/404,710.26
  6. Step 6: Final answer
    x = 308,321.23

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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.