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Finding the Fourth Proportional to 534.34, 800.06 and 277.30

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Solution

The fourth proportional to 534.34, 800.06 and 277.30 is: 415.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    534.34 : 800.06 = 277.30 : x
  2. Step 2: Convert to fraction form
    534.34/800.06 = 277.30/x
  3. Step 3: Cross multiply
    534.34x = 800.06 × 277.30
  4. Step 4: Simplify right side
    534.34x = 221,853.94
  5. Step 5: Solve for x
    x = 221,853.94/534.34
  6. Step 6: Final answer
    x = 415.19

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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.