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Finding the Fourth Proportional to 610.17, 845.99 and 577.35

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Solution

The fourth proportional to 610.17, 845.99 and 577.35 is: 800.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    610.17 : 845.99 = 577.35 : x
  2. Step 2: Convert to fraction form
    610.17/845.99 = 577.35/x
  3. Step 3: Cross multiply
    610.17x = 845.99 × 577.35
  4. Step 4: Simplify right side
    610.17x = 488,429.44
  5. Step 5: Solve for x
    x = 488,429.44/610.17
  6. Step 6: Final answer
    x = 800.48

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.