Home / 1,332,419.70-1,998,629.55-335,147.70

Finding the Fourth Proportional to 1,332,419.70, 1,998,629.55 and 335,147.70

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Solution

The fourth proportional to 1,332,419.70, 1,998,629.55 and 335,147.70 is: 502,721.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,332,419.70 : 1,998,629.55 = 335,147.70 : x
  2. Step 2: Convert to fraction form
    1,332,419.70/1,998,629.55 = 335,147.70/x
  3. Step 3: Cross multiply
    1,332,419.70x = 1,998,629.55 × 335,147.70
  4. Step 4: Simplify right side
    1,332,419.70x = 669,836,096,834.54
  5. Step 5: Solve for x
    x = 669,836,096,834.54/1,332,419.70
  6. Step 6: Final answer
    x = 502,721.55

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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.