Home / 262,489.26-393,364.78-150,000.90

Finding the Fourth Proportional to 262,489.26, 393,364.78 and 150,000.90

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Solution

The fourth proportional to 262,489.26, 393,364.78 and 150,000.90 is: 224,790.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,489.26 : 393,364.78 = 150,000.90 : x
  2. Step 2: Convert to fraction form
    262,489.26/393,364.78 = 150,000.90/x
  3. Step 3: Cross multiply
    262,489.26x = 393,364.78 × 150,000.90
  4. Step 4: Simplify right side
    262,489.26x = 59,005,071,028.30
  5. Step 5: Solve for x
    x = 59,005,071,028.30/262,489.26
  6. Step 6: Final answer
    x = 224,790.42

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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.