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Finding the Fourth Proportional to 605,711.52, 908,667.72 and 226,765.98

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Solution

The fourth proportional to 605,711.52, 908,667.72 and 226,765.98 is: 340,186.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,711.52 : 908,667.72 = 226,765.98 : x
  2. Step 2: Convert to fraction form
    605,711.52/908,667.72 = 226,765.98/x
  3. Step 3: Cross multiply
    605,711.52x = 908,667.72 × 226,765.98
  4. Step 4: Simplify right side
    605,711.52x = 206,054,926,020.17
  5. Step 5: Solve for x
    x = 206,054,926,020.17/605,711.52
  6. Step 6: Final answer
    x = 340,186.57

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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.