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Finding the Fourth Proportional to 445,297.68, 667,946.04 and 108,336.24

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Solution

The fourth proportional to 445,297.68, 667,946.04 and 108,336.24 is: 162,504.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,297.68 : 667,946.04 = 108,336.24 : x
  2. Step 2: Convert to fraction form
    445,297.68/667,946.04 = 108,336.24/x
  3. Step 3: Cross multiply
    445,297.68x = 667,946.04 × 108,336.24
  4. Step 4: Simplify right side
    445,297.68x = 72,362,762,496.49
  5. Step 5: Solve for x
    x = 72,362,762,496.49/445,297.68
  6. Step 6: Final answer
    x = 162,504.24

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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.