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Finding the Fourth Proportional to 269,538.03, 404,352 and 134,608.23

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Solution

The fourth proportional to 269,538.03, 404,352 and 134,608.23 is: 201,934.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,538.03 : 404,352 = 134,608.23 : x
  2. Step 2: Convert to fraction form
    269,538.03/404,352 = 134,608.23/x
  3. Step 3: Cross multiply
    269,538.03x = 404,352 × 134,608.23
  4. Step 4: Simplify right side
    269,538.03x = 54,429,107,016.96
  5. Step 5: Solve for x
    x = 54,429,107,016.96/269,538.03
  6. Step 6: Final answer
    x = 201,934.80

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1.5x scale

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.