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Finding the Fourth Proportional to 602,704.45, 903,695.82 and 203,336.38

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Solution

The fourth proportional to 602,704.45, 903,695.82 and 203,336.38 is: 304,882.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,704.45 : 903,695.82 = 203,336.38 : x
  2. Step 2: Convert to fraction form
    602,704.45/903,695.82 = 203,336.38/x
  3. Step 3: Cross multiply
    602,704.45x = 903,695.82 × 203,336.38
  4. Step 4: Simplify right side
    602,704.45x = 183,754,236,659.93
  5. Step 5: Solve for x
    x = 183,754,236,659.93/602,704.45
  6. Step 6: Final answer
    x = 304,882.83

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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.