Home / 941,379.48-1,299,112.38-511,660.62

Finding the Fourth Proportional to 941,379.48, 1,299,112.38 and 511,660.62

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Solution

The fourth proportional to 941,379.48, 1,299,112.38 and 511,660.62 is: 706,096.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    941,379.48 : 1,299,112.38 = 511,660.62 : x
  2. Step 2: Convert to fraction form
    941,379.48/1,299,112.38 = 511,660.62/x
  3. Step 3: Cross multiply
    941,379.48x = 1,299,112.38 × 511,660.62
  4. Step 4: Simplify right side
    941,379.48x = 664,704,645,800.48
  5. Step 5: Solve for x
    x = 664,704,645,800.48/941,379.48
  6. Step 6: Final answer
    x = 706,096.38

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1.5x scale

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.