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Finding the Fourth Proportional to 269,681.58, 404,602.83 and 80,148.24

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Solution

The fourth proportional to 269,681.58, 404,602.83 and 80,148.24 is: 120,246.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,681.58 : 404,602.83 = 80,148.24 : x
  2. Step 2: Convert to fraction form
    269,681.58/404,602.83 = 80,148.24/x
  3. Step 3: Cross multiply
    269,681.58x = 404,602.83 × 80,148.24
  4. Step 4: Simplify right side
    269,681.58x = 32,428,204,723.52
  5. Step 5: Solve for x
    x = 32,428,204,723.52/269,681.58
  6. Step 6: Final answer
    x = 120,246.27

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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.