Home / 445,682.44-668,534.60-146,150.92

Finding the Fourth Proportional to 445,682.44, 668,534.60 and 146,150.92

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Solution

The fourth proportional to 445,682.44, 668,534.60 and 146,150.92 is: 219,229.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,682.44 : 668,534.60 = 146,150.92 : x
  2. Step 2: Convert to fraction form
    445,682.44/668,534.60 = 146,150.92/x
  3. Step 3: Cross multiply
    445,682.44x = 668,534.60 × 146,150.92
  4. Step 4: Simplify right side
    445,682.44x = 97,706,946,841.83
  5. Step 5: Solve for x
    x = 97,706,946,841.83/445,682.44
  6. Step 6: Final answer
    x = 219,229.97

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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.