Home / 627,334.07-940,472.10-272,080.51

Finding the Fourth Proportional to 627,334.07, 940,472.10 and 272,080.51

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Solution

The fourth proportional to 627,334.07, 940,472.10 and 272,080.51 is: 407,891.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    627,334.07 : 940,472.10 = 272,080.51 : x
  2. Step 2: Convert to fraction form
    627,334.07/940,472.10 = 272,080.51/x
  3. Step 3: Cross multiply
    627,334.07x = 940,472.10 × 272,080.51
  4. Step 4: Simplify right side
    627,334.07x = 255,884,126,257.59
  5. Step 5: Solve for x
    x = 255,884,126,257.59/627,334.07
  6. Step 6: Final answer
    x = 407,891.33

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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.