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Finding the Fourth Proportional to 433.36, 650.04 and 262

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Solution

The fourth proportional to 433.36, 650.04 and 262 is: 393.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    433.36 : 650.04 = 262 : x
  2. Step 2: Convert to fraction form
    433.36/650.04 = 262/x
  3. Step 3: Cross multiply
    433.36x = 650.04 × 262
  4. Step 4: Simplify right side
    433.36x = 170,310.48
  5. Step 5: Solve for x
    x = 170,310.48/433.36
  6. Step 6: Final answer
    x = 393.00

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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.