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Finding the Fourth Proportional to 260,553.63, 359,278.48 and 169,741.19

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Solution

The fourth proportional to 260,553.63, 359,278.48 and 169,741.19 is: 234,056.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,553.63 : 359,278.48 = 169,741.19 : x
  2. Step 2: Convert to fraction form
    260,553.63/359,278.48 = 169,741.19/x
  3. Step 3: Cross multiply
    260,553.63x = 359,278.48 × 169,741.19
  4. Step 4: Simplify right side
    260,553.63x = 60,984,356,736.59
  5. Step 5: Solve for x
    x = 60,984,356,736.59/260,553.63
  6. Step 6: Final answer
    x = 234,056.83

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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.