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Finding the Fourth Proportional to 605,660.40, 908,213.79 and 226,302.93

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Solution

The fourth proportional to 605,660.40, 908,213.79 and 226,302.93 is: 339,350.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,660.40 : 908,213.79 = 226,302.93 : x
  2. Step 2: Convert to fraction form
    605,660.40/908,213.79 = 226,302.93/x
  3. Step 3: Cross multiply
    605,660.40x = 908,213.79 × 226,302.93
  4. Step 4: Simplify right side
    605,660.40x = 205,531,441,743.41
  5. Step 5: Solve for x
    x = 205,531,441,743.41/605,660.40
  6. Step 6: Final answer
    x = 339,350.97

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1.5x scale

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.