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Finding the Fourth Proportional to 664,362.27, 996,060.65 and 264,883.23

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Solution

The fourth proportional to 664,362.27, 996,060.65 and 264,883.23 is: 397,132.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    664,362.27 : 996,060.65 = 264,883.23 : x
  2. Step 2: Convert to fraction form
    664,362.27/996,060.65 = 264,883.23/x
  3. Step 3: Cross multiply
    664,362.27x = 996,060.65 × 264,883.23
  4. Step 4: Simplify right side
    664,362.27x = 263,839,760,923.48
  5. Step 5: Solve for x
    x = 263,839,760,923.48/664,362.27
  6. Step 6: Final answer
    x = 397,132.37

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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.