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Finding the Fourth Proportional to 494,597.68, 741,873.33 and 206,290.26

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Solution

The fourth proportional to 494,597.68, 741,873.33 and 206,290.26 is: 309,425.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,597.68 : 741,873.33 = 206,290.26 : x
  2. Step 2: Convert to fraction form
    494,597.68/741,873.33 = 206,290.26/x
  3. Step 3: Cross multiply
    494,597.68x = 741,873.33 × 206,290.26
  4. Step 4: Simplify right side
    494,597.68x = 153,041,242,132.77
  5. Step 5: Solve for x
    x = 153,041,242,132.77/494,597.68
  6. Step 6: Final answer
    x = 309,425.72

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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.