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Finding the Fourth Proportional to 262,355.98, 362,049.60 and 149,178.73

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Solution

The fourth proportional to 262,355.98, 362,049.60 and 149,178.73 is: 205,865.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,355.98 : 362,049.60 = 149,178.73 : x
  2. Step 2: Convert to fraction form
    262,355.98/362,049.60 = 149,178.73/x
  3. Step 3: Cross multiply
    262,355.98x = 362,049.60 × 149,178.73
  4. Step 4: Simplify right side
    262,355.98x = 54,010,099,525.01
  5. Step 5: Solve for x
    x = 54,010,099,525.01/262,355.98
  6. Step 6: Final answer
    x = 205,865.71

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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.