Home / 681,569.83-940,527.97-375,645.25

Finding the Fourth Proportional to 681,569.83, 940,527.97 and 375,645.25

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Solution

The fourth proportional to 681,569.83, 940,527.97 and 375,645.25 is: 518,369.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    681,569.83 : 940,527.97 = 375,645.25 : x
  2. Step 2: Convert to fraction form
    681,569.83/940,527.97 = 375,645.25/x
  3. Step 3: Cross multiply
    681,569.83x = 940,527.97 × 375,645.25
  4. Step 4: Simplify right side
    681,569.83x = 353,304,864,422.64
  5. Step 5: Solve for x
    x = 353,304,864,422.64/681,569.83
  6. Step 6: Final answer
    x = 518,369.28

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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.