Home / 425,100.54-586,638.78-234,112.26

Finding the Fourth Proportional to 425,100.54, 586,638.78 and 234,112.26

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Solution

The fourth proportional to 425,100.54, 586,638.78 and 234,112.26 is: 323,074.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    425,100.54 : 586,638.78 = 234,112.26 : x
  2. Step 2: Convert to fraction form
    425,100.54/586,638.78 = 234,112.26/x
  3. Step 3: Cross multiply
    425,100.54x = 586,638.78 × 234,112.26
  4. Step 4: Simplify right side
    425,100.54x = 137,339,330,589.44
  5. Step 5: Solve for x
    x = 137,339,330,589.44/425,100.54
  6. Step 6: Final answer
    x = 323,074.94

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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.