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Finding the Fourth Proportional to 605,568.47, 908,322.49 and 226,461.33

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Solution

The fourth proportional to 605,568.47, 908,322.49 and 226,461.33 is: 339,680.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,568.47 : 908,322.49 = 226,461.33 : x
  2. Step 2: Convert to fraction form
    605,568.47/908,322.49 = 226,461.33/x
  3. Step 3: Cross multiply
    605,568.47x = 908,322.49 × 226,461.33
  4. Step 4: Simplify right side
    605,568.47x = 205,699,919,154.31
  5. Step 5: Solve for x
    x = 205,699,919,154.31/605,568.47
  6. Step 6: Final answer
    x = 339,680.70

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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.