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Finding the Fourth Proportional to 652.24, 899.39 and 533.32

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Solution

The fourth proportional to 652.24, 899.39 and 533.32 is: 735.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    652.24 : 899.39 = 533.32 : x
  2. Step 2: Convert to fraction form
    652.24/899.39 = 533.32/x
  3. Step 3: Cross multiply
    652.24x = 899.39 × 533.32
  4. Step 4: Simplify right side
    652.24x = 479,662.67
  5. Step 5: Solve for x
    x = 479,662.67/652.24
  6. Step 6: Final answer
    x = 735.41

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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.