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Finding the Fourth Proportional to 605,915.71, 908,896.64 and 226,796.52

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Solution

The fourth proportional to 605,915.71, 908,896.64 and 226,796.52 is: 340,203.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,915.71 : 908,896.64 = 226,796.52 : x
  2. Step 2: Convert to fraction form
    605,915.71/908,896.64 = 226,796.52/x
  3. Step 3: Cross multiply
    605,915.71x = 908,896.64 × 226,796.52
  4. Step 4: Simplify right side
    605,915.71x = 206,134,597,266.07
  5. Step 5: Solve for x
    x = 206,134,597,266.07/605,915.71
  6. Step 6: Final answer
    x = 340,203.42

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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.