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Finding the Fourth Proportional to 491,772.23, 737,220.71 and 192,184.67

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Solution

The fourth proportional to 491,772.23, 737,220.71 and 192,184.67 is: 288,105.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    491,772.23 : 737,220.71 = 192,184.67 : x
  2. Step 2: Convert to fraction form
    491,772.23/737,220.71 = 192,184.67/x
  3. Step 3: Cross multiply
    491,772.23x = 737,220.71 × 192,184.67
  4. Step 4: Simplify right side
    491,772.23x = 141,682,514,221.49
  5. Step 5: Solve for x
    x = 141,682,514,221.49/491,772.23
  6. Step 6: Final answer
    x = 288,105.97

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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.