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Finding the Fourth Proportional to 676.70, 934.18 and 527.03

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Solution

The fourth proportional to 676.70, 934.18 and 527.03 is: 727.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    676.70 : 934.18 = 527.03 : x
  2. Step 2: Convert to fraction form
    676.70/934.18 = 527.03/x
  3. Step 3: Cross multiply
    676.70x = 934.18 × 527.03
  4. Step 4: Simplify right side
    676.70x = 492,341.90
  5. Step 5: Solve for x
    x = 492,341.90/676.70
  6. Step 6: Final answer
    x = 727.56

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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.