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Finding the Fourth Proportional to 650.87, 973.98 and 607.43

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Solution

The fourth proportional to 650.87, 973.98 and 607.43 is: 908.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    650.87 : 973.98 = 607.43 : x
  2. Step 2: Convert to fraction form
    650.87/973.98 = 607.43/x
  3. Step 3: Cross multiply
    650.87x = 973.98 × 607.43
  4. Step 4: Simplify right side
    650.87x = 591,619.80
  5. Step 5: Solve for x
    x = 591,619.80/650.87
  6. Step 6: Final answer
    x = 908.96

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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.