Home / 427,955.28-590,571.07-236,964.57

Finding the Fourth Proportional to 427,955.28, 590,571.07 and 236,964.57

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Solution

The fourth proportional to 427,955.28, 590,571.07 and 236,964.57 is: 327,007.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,955.28 : 590,571.07 = 236,964.57 : x
  2. Step 2: Convert to fraction form
    427,955.28/590,571.07 = 236,964.57/x
  3. Step 3: Cross multiply
    427,955.28x = 590,571.07 × 236,964.57
  4. Step 4: Simplify right side
    427,955.28x = 139,944,415,519.31
  5. Step 5: Solve for x
    x = 139,944,415,519.31/427,955.28
  6. Step 6: Final answer
    x = 327,007.10

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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.