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Finding the Fourth Proportional to 364,557.70, 546,836.55 and 204,469.30

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Solution

The fourth proportional to 364,557.70, 546,836.55 and 204,469.30 is: 306,703.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,557.70 : 546,836.55 = 204,469.30 : x
  2. Step 2: Convert to fraction form
    364,557.70/546,836.55 = 204,469.30/x
  3. Step 3: Cross multiply
    364,557.70x = 546,836.55 × 204,469.30
  4. Step 4: Simplify right side
    364,557.70x = 111,811,286,592.92
  5. Step 5: Solve for x
    x = 111,811,286,592.92/364,557.70
  6. Step 6: Final answer
    x = 306,703.95

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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.