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Finding the Fourth Proportional to 262,870.56, 394,586.52 and 113,184.96

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Solution

The fourth proportional to 262,870.56, 394,586.52 and 113,184.96 is: 169,898.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,870.56 : 394,586.52 = 113,184.96 : x
  2. Step 2: Convert to fraction form
    262,870.56/394,586.52 = 113,184.96/x
  3. Step 3: Cross multiply
    262,870.56x = 394,586.52 × 113,184.96
  4. Step 4: Simplify right side
    262,870.56x = 44,661,259,482.74
  5. Step 5: Solve for x
    x = 44,661,259,482.74/262,870.56
  6. Step 6: Final answer
    x = 169,898.29

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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.