Home / 538,669.49-743,359.02-296,952.07

Finding the Fourth Proportional to 538,669.49, 743,359.02 and 296,952.07

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Solution

The fourth proportional to 538,669.49, 743,359.02 and 296,952.07 is: 409,791.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    538,669.49 : 743,359.02 = 296,952.07 : x
  2. Step 2: Convert to fraction form
    538,669.49/743,359.02 = 296,952.07/x
  3. Step 3: Cross multiply
    538,669.49x = 743,359.02 × 296,952.07
  4. Step 4: Simplify right side
    538,669.49x = 220,741,996,959.65
  5. Step 5: Solve for x
    x = 220,741,996,959.65/538,669.49
  6. Step 6: Final answer
    x = 409,791.16

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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.