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Finding the Fourth Proportional to 1,035.22, 1,552.24 and 341.70

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Solution

The fourth proportional to 1,035.22, 1,552.24 and 341.70 is: 512.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,035.22 : 1,552.24 = 341.70 : x
  2. Step 2: Convert to fraction form
    1,035.22/1,552.24 = 341.70/x
  3. Step 3: Cross multiply
    1,035.22x = 1,552.24 × 341.70
  4. Step 4: Simplify right side
    1,035.22x = 530,390.94
  5. Step 5: Solve for x
    x = 530,390.94/1,035.22
  6. Step 6: Final answer
    x = 512.35

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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.