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Finding the Fourth Proportional to 532,568.44, 734,949.42 and 303,114.46

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Solution

The fourth proportional to 532,568.44, 734,949.42 and 303,114.46 is: 418,300.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,568.44 : 734,949.42 = 303,114.46 : x
  2. Step 2: Convert to fraction form
    532,568.44/734,949.42 = 303,114.46/x
  3. Step 3: Cross multiply
    532,568.44x = 734,949.42 × 303,114.46
  4. Step 4: Simplify right side
    532,568.44x = 222,773,796,570.61
  5. Step 5: Solve for x
    x = 222,773,796,570.61/532,568.44
  6. Step 6: Final answer
    x = 418,300.79

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.