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Finding the Fourth Proportional to 652.48, 900.06 and 548.24

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Solution

The fourth proportional to 652.48, 900.06 and 548.24 is: 756.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    652.48 : 900.06 = 548.24 : x
  2. Step 2: Convert to fraction form
    652.48/900.06 = 548.24/x
  3. Step 3: Cross multiply
    652.48x = 900.06 × 548.24
  4. Step 4: Simplify right side
    652.48x = 493,448.89
  5. Step 5: Solve for x
    x = 493,448.89/652.48
  6. Step 6: Final answer
    x = 756.27

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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.