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Finding the Fourth Proportional to 444.84, 612.40 and 334.13

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Solution

The fourth proportional to 444.84, 612.40 and 334.13 is: 459.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    444.84 : 612.40 = 334.13 : x
  2. Step 2: Convert to fraction form
    444.84/612.40 = 334.13/x
  3. Step 3: Cross multiply
    444.84x = 612.40 × 334.13
  4. Step 4: Simplify right side
    444.84x = 204,621.21
  5. Step 5: Solve for x
    x = 204,621.21/444.84
  6. Step 6: Final answer
    x = 459.99

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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.