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Finding the Fourth Proportional to 605.98, 908.52 and 374.52

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Solution

The fourth proportional to 605.98, 908.52 and 374.52 is: 561.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    605.98 : 908.52 = 374.52 : x
  2. Step 2: Convert to fraction form
    605.98/908.52 = 374.52/x
  3. Step 3: Cross multiply
    605.98x = 908.52 × 374.52
  4. Step 4: Simplify right side
    605.98x = 340,260.91
  5. Step 5: Solve for x
    x = 340,260.91/605.98
  6. Step 6: Final answer
    x = 561.50

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Double scale
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Similar ratio
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1.5x scale

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.