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Finding the Fourth Proportional to 367,085.55, 550,628.33 and 227,117.55

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Solution

The fourth proportional to 367,085.55, 550,628.33 and 227,117.55 is: 340,676.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,085.55 : 550,628.33 = 227,117.55 : x
  2. Step 2: Convert to fraction form
    367,085.55/550,628.33 = 227,117.55/x
  3. Step 3: Cross multiply
    367,085.55x = 550,628.33 × 227,117.55
  4. Step 4: Simplify right side
    367,085.55x = 125,057,356,134.60
  5. Step 5: Solve for x
    x = 125,057,356,134.60/367,085.55
  6. Step 6: Final answer
    x = 340,676.33

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Similar ratio
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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.