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Finding the Fourth Proportional to 650.62, 897.26 and 508.85

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Solution

The fourth proportional to 650.62, 897.26 and 508.85 is: 701.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    650.62 : 897.26 = 508.85 : x
  2. Step 2: Convert to fraction form
    650.62/897.26 = 508.85/x
  3. Step 3: Cross multiply
    650.62x = 897.26 × 508.85
  4. Step 4: Simplify right side
    650.62x = 456,563.72
  5. Step 5: Solve for x
    x = 456,563.72/650.62
  6. Step 6: Final answer
    x = 701.74

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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.