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Finding the Fourth Proportional to 1,532.62, 2,296.91 and 607.67

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Solution

The fourth proportional to 1,532.62, 2,296.91 and 607.67 is: 910.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,532.62 : 2,296.91 = 607.67 : x
  2. Step 2: Convert to fraction form
    1,532.62/2,296.91 = 607.67/x
  3. Step 3: Cross multiply
    1,532.62x = 2,296.91 × 607.67
  4. Step 4: Simplify right side
    1,532.62x = 1,395,768.28
  5. Step 5: Solve for x
    x = 1,395,768.28/1,532.62
  6. Step 6: Final answer
    x = 910.71

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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.