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Finding the Fourth Proportional to 565.59, 851.94 and 514.56

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Solution

The fourth proportional to 565.59, 851.94 and 514.56 is: 775.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    565.59 : 851.94 = 514.56 : x
  2. Step 2: Convert to fraction form
    565.59/851.94 = 514.56/x
  3. Step 3: Cross multiply
    565.59x = 851.94 × 514.56
  4. Step 4: Simplify right side
    565.59x = 438,374.25
  5. Step 5: Solve for x
    x = 438,374.25/565.59
  6. Step 6: Final answer
    x = 775.07

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.