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Finding the Fourth Proportional to 734,745.60, 1,102,053.60 and 202,219.20

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Solution

The fourth proportional to 734,745.60, 1,102,053.60 and 202,219.20 is: 303,310.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    734,745.60 : 1,102,053.60 = 202,219.20 : x
  2. Step 2: Convert to fraction form
    734,745.60/1,102,053.60 = 202,219.20/x
  3. Step 3: Cross multiply
    734,745.60x = 1,102,053.60 × 202,219.20
  4. Step 4: Simplify right side
    734,745.60x = 222,856,397,349.12
  5. Step 5: Solve for x
    x = 222,856,397,349.12/734,745.60
  6. Step 6: Final answer
    x = 303,310.97

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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.