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Finding the Fourth Proportional to 566.46, 849.23 and 520.89

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Solution

The fourth proportional to 566.46, 849.23 and 520.89 is: 780.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    566.46 : 849.23 = 520.89 : x
  2. Step 2: Convert to fraction form
    566.46/849.23 = 520.89/x
  3. Step 3: Cross multiply
    566.46x = 849.23 × 520.89
  4. Step 4: Simplify right side
    566.46x = 442,357.95
  5. Step 5: Solve for x
    x = 442,357.95/566.46
  6. Step 6: Final answer
    x = 780.92

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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.