Home / 752,249.04-1,128,654.47-303,097.34

Finding the Fourth Proportional to 752,249.04, 1,128,654.47 and 303,097.34

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Solution

The fourth proportional to 752,249.04, 1,128,654.47 and 303,097.34 is: 454,759.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    752,249.04 : 1,128,654.47 = 303,097.34 : x
  2. Step 2: Convert to fraction form
    752,249.04/1,128,654.47 = 303,097.34/x
  3. Step 3: Cross multiply
    752,249.04x = 1,128,654.47 × 303,097.34
  4. Step 4: Simplify right side
    752,249.04x = 342,092,160,477.35
  5. Step 5: Solve for x
    x = 342,092,160,477.35/752,249.04
  6. Step 6: Final answer
    x = 454,759.19

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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.