Home / 263,066.28-362,942.64-149,808.84

Finding the Fourth Proportional to 263,066.28, 362,942.64 and 149,808.84

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Solution

The fourth proportional to 263,066.28, 362,942.64 and 149,808.84 is: 206,685.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,066.28 : 362,942.64 = 149,808.84 : x
  2. Step 2: Convert to fraction form
    263,066.28/362,942.64 = 149,808.84/x
  3. Step 3: Cross multiply
    263,066.28x = 362,942.64 × 149,808.84
  4. Step 4: Simplify right side
    263,066.28x = 54,372,015,884.94
  5. Step 5: Solve for x
    x = 54,372,015,884.94/263,066.28
  6. Step 6: Final answer
    x = 206,685.62

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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.