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Finding the Fourth Proportional to 367,318.45, 506,860.56 and 206,191.22

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Solution

The fourth proportional to 367,318.45, 506,860.56 and 206,191.22 is: 284,522.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,318.45 : 506,860.56 = 206,191.22 : x
  2. Step 2: Convert to fraction form
    367,318.45/506,860.56 = 206,191.22/x
  3. Step 3: Cross multiply
    367,318.45x = 506,860.56 × 206,191.22
  4. Step 4: Simplify right side
    367,318.45x = 104,510,197,236.28
  5. Step 5: Solve for x
    x = 104,510,197,236.28/367,318.45
  6. Step 6: Final answer
    x = 284,522.05

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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.