Home / 404,868.46-558,951.70-269,086.54

Finding the Fourth Proportional to 404,868.46, 558,951.70 and 269,086.54

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Solution

The fourth proportional to 404,868.46, 558,951.70 and 269,086.54 is: 371,494.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,868.46 : 558,951.70 = 269,086.54 : x
  2. Step 2: Convert to fraction form
    404,868.46/558,951.70 = 269,086.54/x
  3. Step 3: Cross multiply
    404,868.46x = 558,951.70 × 269,086.54
  4. Step 4: Simplify right side
    404,868.46x = 150,406,378,980.12
  5. Step 5: Solve for x
    x = 150,406,378,980.12/404,868.46
  6. Step 6: Final answer
    x = 371,494.43

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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.