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Finding the Fourth Proportional to 425,542.25, 587,241.29 and 234,573.41

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Solution

The fourth proportional to 425,542.25, 587,241.29 and 234,573.41 is: 323,707.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    425,542.25 : 587,241.29 = 234,573.41 : x
  2. Step 2: Convert to fraction form
    425,542.25/587,241.29 = 234,573.41/x
  3. Step 3: Cross multiply
    425,542.25x = 587,241.29 × 234,573.41
  4. Step 4: Simplify right side
    425,542.25x = 137,751,187,779.03
  5. Step 5: Solve for x
    x = 137,751,187,779.03/425,542.25
  6. Step 6: Final answer
    x = 323,707.43

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1.5x scale

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.