Home / 404,694.13-558,474.47-223,402.16

Finding the Fourth Proportional to 404,694.13, 558,474.47 and 223,402.16

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Solution

The fourth proportional to 404,694.13, 558,474.47 and 223,402.16 is: 308,293.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,694.13 : 558,474.47 = 223,402.16 : x
  2. Step 2: Convert to fraction form
    404,694.13/558,474.47 = 223,402.16/x
  3. Step 3: Cross multiply
    404,694.13x = 558,474.47 × 223,402.16
  4. Step 4: Simplify right side
    404,694.13x = 124,764,404,752.80
  5. Step 5: Solve for x
    x = 124,764,404,752.80/404,694.13
  6. Step 6: Final answer
    x = 308,293.09

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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.