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Finding the Fourth Proportional to 404,894.30, 558,754.18 and 226,046.30

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Solution

The fourth proportional to 404,894.30, 558,754.18 and 226,046.30 is: 311,943.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,894.30 : 558,754.18 = 226,046.30 : x
  2. Step 2: Convert to fraction form
    404,894.30/558,754.18 = 226,046.30/x
  3. Step 3: Cross multiply
    404,894.30x = 558,754.18 × 226,046.30
  4. Step 4: Simplify right side
    404,894.30x = 126,304,311,639.65
  5. Step 5: Solve for x
    x = 126,304,311,639.65/404,894.30
  6. Step 6: Final answer
    x = 311,943.92

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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.