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Finding the Fourth Proportional to 607.13, 837.90 and 374.25

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Solution

The fourth proportional to 607.13, 837.90 and 374.25 is: 516.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    607.13 : 837.90 = 374.25 : x
  2. Step 2: Convert to fraction form
    607.13/837.90 = 374.25/x
  3. Step 3: Cross multiply
    607.13x = 837.90 × 374.25
  4. Step 4: Simplify right side
    607.13x = 313,584.08
  5. Step 5: Solve for x
    x = 313,584.08/607.13
  6. Step 6: Final answer
    x = 516.51

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.