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Finding the Fourth Proportional to 650.02, 974.47 and 265.02

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Solution

The fourth proportional to 650.02, 974.47 and 265.02 is: 397.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    650.02 : 974.47 = 265.02 : x
  2. Step 2: Convert to fraction form
    650.02/974.47 = 265.02/x
  3. Step 3: Cross multiply
    650.02x = 974.47 × 265.02
  4. Step 4: Simplify right side
    650.02x = 258,254.04
  5. Step 5: Solve for x
    x = 258,254.04/650.02
  6. Step 6: Final answer
    x = 397.30

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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.