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Finding the Fourth Proportional to 483.17, 723.59 and 277.11

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Solution

The fourth proportional to 483.17, 723.59 and 277.11 is: 415.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    483.17 : 723.59 = 277.11 : x
  2. Step 2: Convert to fraction form
    483.17/723.59 = 277.11/x
  3. Step 3: Cross multiply
    483.17x = 723.59 × 277.11
  4. Step 4: Simplify right side
    483.17x = 200,513.68
  5. Step 5: Solve for x
    x = 200,513.68/483.17
  6. Step 6: Final answer
    x = 415.00

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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.