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Finding the Fourth Proportional to 325,799, 449,628.54 and 191,688.92

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Solution

The fourth proportional to 325,799, 449,628.54 and 191,688.92 is: 264,545.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,799 : 449,628.54 = 191,688.92 : x
  2. Step 2: Convert to fraction form
    325,799/449,628.54 = 191,688.92/x
  3. Step 3: Cross multiply
    325,799x = 449,628.54 × 191,688.92
  4. Step 4: Simplify right side
    325,799x = 86,188,809,233.78
  5. Step 5: Solve for x
    x = 86,188,809,233.78/325,799
  6. Step 6: Final answer
    x = 264,545.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.