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Finding the Fourth Proportional to 263,492.62, 394,889.01 and 151,226.62

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Solution

The fourth proportional to 263,492.62, 394,889.01 and 151,226.62 is: 226,639.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,492.62 : 394,889.01 = 151,226.62 : x
  2. Step 2: Convert to fraction form
    263,492.62/394,889.01 = 151,226.62/x
  3. Step 3: Cross multiply
    263,492.62x = 394,889.01 × 151,226.62
  4. Step 4: Simplify right side
    263,492.62x = 59,717,730,257.45
  5. Step 5: Solve for x
    x = 59,717,730,257.45/263,492.62
  6. Step 6: Final answer
    x = 226,639.10

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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.