Home / 705,232.09-1,057,921.95-231,954.36

Finding the Fourth Proportional to 705,232.09, 1,057,921.95 and 231,954.36

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Solution

The fourth proportional to 705,232.09, 1,057,921.95 and 231,954.36 is: 347,955.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    705,232.09 : 1,057,921.95 = 231,954.36 : x
  2. Step 2: Convert to fraction form
    705,232.09/1,057,921.95 = 231,954.36/x
  3. Step 3: Cross multiply
    705,232.09x = 1,057,921.95 × 231,954.36
  4. Step 4: Simplify right side
    705,232.09x = 245,389,602,392.82
  5. Step 5: Solve for x
    x = 245,389,602,392.82/705,232.09
  6. Step 6: Final answer
    x = 347,955.81

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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.