Home / 456,787.37-685,190.66-141,244.31

Finding the Fourth Proportional to 456,787.37, 685,190.66 and 141,244.31

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Solution

The fourth proportional to 456,787.37, 685,190.66 and 141,244.31 is: 211,869.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,787.37 : 685,190.66 = 141,244.31 : x
  2. Step 2: Convert to fraction form
    456,787.37/685,190.66 = 141,244.31/x
  3. Step 3: Cross multiply
    456,787.37x = 685,190.66 × 141,244.31
  4. Step 4: Simplify right side
    456,787.37x = 96,779,277,857.97
  5. Step 5: Solve for x
    x = 96,779,277,857.97/456,787.37
  6. Step 6: Final answer
    x = 211,869.43

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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.