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Finding the Fourth Proportional to 325,951, 449,838.30 and 191,840.92

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Solution

The fourth proportional to 325,951, 449,838.30 and 191,840.92 is: 264,755.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,951 : 449,838.30 = 191,840.92 : x
  2. Step 2: Convert to fraction form
    325,951/449,838.30 = 191,840.92/x
  3. Step 3: Cross multiply
    325,951x = 449,838.30 × 191,840.92
  4. Step 4: Simplify right side
    325,951x = 86,297,393,323.24
  5. Step 5: Solve for x
    x = 86,297,393,323.24/325,951
  6. Step 6: Final answer
    x = 264,755.73

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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.