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Finding the Fourth Proportional to 270,253.35, 405,063.32 and 110,229.39

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Solution

The fourth proportional to 270,253.35, 405,063.32 and 110,229.39 is: 165,214.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,253.35 : 405,063.32 = 110,229.39 : x
  2. Step 2: Convert to fraction form
    270,253.35/405,063.32 = 110,229.39/x
  3. Step 3: Cross multiply
    270,253.35x = 405,063.32 × 110,229.39
  4. Step 4: Simplify right side
    270,253.35x = 44,649,880,649.66
  5. Step 5: Solve for x
    x = 44,649,880,649.66/270,253.35
  6. Step 6: Final answer
    x = 165,214.90

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1.5x scale

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.