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Finding the Fourth Proportional to 652.37, 898.97 and 465.53

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Solution

The fourth proportional to 652.37, 898.97 and 465.53 is: 641.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    652.37 : 898.97 = 465.53 : x
  2. Step 2: Convert to fraction form
    652.37/898.97 = 465.53/x
  3. Step 3: Cross multiply
    652.37x = 898.97 × 465.53
  4. Step 4: Simplify right side
    652.37x = 418,490.68
  5. Step 5: Solve for x
    x = 418,490.68/652.37
  6. Step 6: Final answer
    x = 641.50

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Why These Related Problems?

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