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Finding the Fourth Proportional to 604,915.00, 907,372.53 and 225,865.30

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Solution

The fourth proportional to 604,915.00, 907,372.53 and 225,865.30 is: 338,797.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    604,915.00 : 907,372.53 = 225,865.30 : x
  2. Step 2: Convert to fraction form
    604,915.00/907,372.53 = 225,865.30/x
  3. Step 3: Cross multiply
    604,915.00x = 907,372.53 × 225,865.30
  4. Step 4: Simplify right side
    604,915.00x = 204,943,965,584.78
  5. Step 5: Solve for x
    x = 204,943,965,584.78/604,915.00
  6. Step 6: Final answer
    x = 338,797.96

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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.