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Finding the Fourth Proportional to 881.77, 1,322.84 and 333.95

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Solution

The fourth proportional to 881.77, 1,322.84 and 333.95 is: 501.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    881.77 : 1,322.84 = 333.95 : x
  2. Step 2: Convert to fraction form
    881.77/1,322.84 = 333.95/x
  3. Step 3: Cross multiply
    881.77x = 1,322.84 × 333.95
  4. Step 4: Simplify right side
    881.77x = 441,762.42
  5. Step 5: Solve for x
    x = 441,762.42/881.77
  6. Step 6: Final answer
    x = 501.00

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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.