Home / 753,851.21-1,040,318.03-414,341.33

Finding the Fourth Proportional to 753,851.21, 1,040,318.03 and 414,341.33

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Solution

The fourth proportional to 753,851.21, 1,040,318.03 and 414,341.33 is: 571,792.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    753,851.21 : 1,040,318.03 = 414,341.33 : x
  2. Step 2: Convert to fraction form
    753,851.21/1,040,318.03 = 414,341.33/x
  3. Step 3: Cross multiply
    753,851.21x = 1,040,318.03 × 414,341.33
  4. Step 4: Simplify right side
    753,851.21x = 431,046,752,007.44
  5. Step 5: Solve for x
    x = 431,046,752,007.44/753,851.21
  6. Step 6: Final answer
    x = 571,792.88

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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.