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Finding the Fourth Proportional to 734,715.60, 1,102,008.60 and 202,189.20

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Solution

The fourth proportional to 734,715.60, 1,102,008.60 and 202,189.20 is: 303,265.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    734,715.60 : 1,102,008.60 = 202,189.20 : x
  2. Step 2: Convert to fraction form
    734,715.60/1,102,008.60 = 202,189.20/x
  3. Step 3: Cross multiply
    734,715.60x = 1,102,008.60 × 202,189.20
  4. Step 4: Simplify right side
    734,715.60x = 222,814,237,227.12
  5. Step 5: Solve for x
    x = 222,814,237,227.12/734,715.60
  6. Step 6: Final answer
    x = 303,265.97

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Similar ratio
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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.