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Finding the Fourth Proportional to 650.01, 897.65 and 556.22

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Solution

The fourth proportional to 650.01, 897.65 and 556.22 is: 768.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    650.01 : 897.65 = 556.22 : x
  2. Step 2: Convert to fraction form
    650.01/897.65 = 556.22/x
  3. Step 3: Cross multiply
    650.01x = 897.65 × 556.22
  4. Step 4: Simplify right side
    650.01x = 499,283.61
  5. Step 5: Solve for x
    x = 499,283.61/650.01
  6. Step 6: Final answer
    x = 768.12

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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.