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Finding the Fourth Proportional to 491,797.49, 737,550.43 and 211,249.13

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Solution

The fourth proportional to 491,797.49, 737,550.43 and 211,249.13 is: 316,811.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    491,797.49 : 737,550.43 = 211,249.13 : x
  2. Step 2: Convert to fraction form
    491,797.49/737,550.43 = 211,249.13/x
  3. Step 3: Cross multiply
    491,797.49x = 737,550.43 × 211,249.13
  4. Step 4: Simplify right side
    491,797.49x = 155,806,886,668.63
  5. Step 5: Solve for x
    x = 155,806,886,668.63/491,797.49
  6. Step 6: Final answer
    x = 316,811.07

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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.