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Finding the Fourth Proportional to 444.99, 614.09 and 245.83

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Solution

The fourth proportional to 444.99, 614.09 and 245.83 is: 339.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    444.99 : 614.09 = 245.83 : x
  2. Step 2: Convert to fraction form
    444.99/614.09 = 245.83/x
  3. Step 3: Cross multiply
    444.99x = 614.09 × 245.83
  4. Step 4: Simplify right side
    444.99x = 150,961.74
  5. Step 5: Solve for x
    x = 150,961.74/444.99
  6. Step 6: Final answer
    x = 339.25

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.