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Finding the Fourth Proportional to 734,728.10, 1,102,092.15 and 202,331.30

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Solution

The fourth proportional to 734,728.10, 1,102,092.15 and 202,331.30 is: 303,496.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    734,728.10 : 1,102,092.15 = 202,331.30 : x
  2. Step 2: Convert to fraction form
    734,728.10/1,102,092.15 = 202,331.30/x
  3. Step 3: Cross multiply
    734,728.10x = 1,102,092.15 × 202,331.30
  4. Step 4: Simplify right side
    734,728.10x = 222,987,737,429.30
  5. Step 5: Solve for x
    x = 222,987,737,429.30/734,728.10
  6. Step 6: Final answer
    x = 303,496.95

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.