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Finding the Fourth Proportional to 608,872.27, 913,201.48 and 188,151.79

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Solution

The fourth proportional to 608,872.27, 913,201.48 and 188,151.79 is: 282,194.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,872.27 : 913,201.48 = 188,151.79 : x
  2. Step 2: Convert to fraction form
    608,872.27/913,201.48 = 188,151.79/x
  3. Step 3: Cross multiply
    608,872.27x = 913,201.48 × 188,151.79
  4. Step 4: Simplify right side
    608,872.27x = 171,820,493,092.65
  5. Step 5: Solve for x
    x = 171,820,493,092.65/608,872.27
  6. Step 6: Final answer
    x = 282,194.64

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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.