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Finding the Fourth Proportional to 262,226.70, 361,741.83 and 165,550.36

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Solution

The fourth proportional to 262,226.70, 361,741.83 and 165,550.36 is: 228,376.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,226.70 : 361,741.83 = 165,550.36 : x
  2. Step 2: Convert to fraction form
    262,226.70/361,741.83 = 165,550.36/x
  3. Step 3: Cross multiply
    262,226.70x = 361,741.83 × 165,550.36
  4. Step 4: Simplify right side
    262,226.70x = 59,886,490,183.56
  5. Step 5: Solve for x
    x = 59,886,490,183.56/262,226.70
  6. Step 6: Final answer
    x = 228,376.79

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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.