Home / 544.14-815.49-406.08

Finding the Fourth Proportional to 544.14, 815.49 and 406.08

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Solution

The fourth proportional to 544.14, 815.49 and 406.08 is: 608.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    544.14 : 815.49 = 406.08 : x
  2. Step 2: Convert to fraction form
    544.14/815.49 = 406.08/x
  3. Step 3: Cross multiply
    544.14x = 815.49 × 406.08
  4. Step 4: Simplify right side
    544.14x = 331,154.18
  5. Step 5: Solve for x
    x = 331,154.18/544.14
  6. Step 6: Final answer
    x = 608.58

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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.