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Finding the Fourth Proportional to 268,819.52, 403,093.18 and 150,459.08

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Solution

The fourth proportional to 268,819.52, 403,093.18 and 150,459.08 is: 225,612.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,819.52 : 403,093.18 = 150,459.08 : x
  2. Step 2: Convert to fraction form
    268,819.52/403,093.18 = 150,459.08/x
  3. Step 3: Cross multiply
    268,819.52x = 403,093.18 × 150,459.08
  4. Step 4: Simplify right side
    268,819.52x = 60,649,029,017.07
  5. Step 5: Solve for x
    x = 60,649,029,017.07/268,819.52
  6. Step 6: Final answer
    x = 225,612.44

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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.