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Finding the Fourth Proportional to 607.13, 910.16 and 401.27

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Solution

The fourth proportional to 607.13, 910.16 and 401.27 is: 601.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    607.13 : 910.16 = 401.27 : x
  2. Step 2: Convert to fraction form
    607.13/910.16 = 401.27/x
  3. Step 3: Cross multiply
    607.13x = 910.16 × 401.27
  4. Step 4: Simplify right side
    607.13x = 365,214.85
  5. Step 5: Solve for x
    x = 365,214.85/607.13
  6. Step 6: Final answer
    x = 601.54

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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.