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Finding the Fourth Proportional to 367,185.28, 506,674.56 and 206,006.80

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Solution

The fourth proportional to 367,185.28, 506,674.56 and 206,006.80 is: 284,266.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,185.28 : 506,674.56 = 206,006.80 : x
  2. Step 2: Convert to fraction form
    367,185.28/506,674.56 = 206,006.80/x
  3. Step 3: Cross multiply
    367,185.28x = 506,674.56 × 206,006.80
  4. Step 4: Simplify right side
    367,185.28x = 104,378,404,747.01
  5. Step 5: Solve for x
    x = 104,378,404,747.01/367,185.28
  6. Step 6: Final answer
    x = 284,266.31

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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.