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Finding the Fourth Proportional to 366,954.30, 550,431.45 and 226,986.30

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Solution

The fourth proportional to 366,954.30, 550,431.45 and 226,986.30 is: 340,479.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,954.30 : 550,431.45 = 226,986.30 : x
  2. Step 2: Convert to fraction form
    366,954.30/550,431.45 = 226,986.30/x
  3. Step 3: Cross multiply
    366,954.30x = 550,431.45 × 226,986.30
  4. Step 4: Simplify right side
    366,954.30x = 124,940,398,239.14
  5. Step 5: Solve for x
    x = 124,940,398,239.14/366,954.30
  6. Step 6: Final answer
    x = 340,479.45

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.