Home / 1,066.22-1,599.20-335.39

Finding the Fourth Proportional to 1,066.22, 1,599.20 and 335.39

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Solution

The fourth proportional to 1,066.22, 1,599.20 and 335.39 is: 503.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,066.22 : 1,599.20 = 335.39 : x
  2. Step 2: Convert to fraction form
    1,066.22/1,599.20 = 335.39/x
  3. Step 3: Cross multiply
    1,066.22x = 1,599.20 × 335.39
  4. Step 4: Simplify right side
    1,066.22x = 536,355.69
  5. Step 5: Solve for x
    x = 536,355.69/1,066.22
  6. Step 6: Final answer
    x = 503.05

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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.