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Finding the Fourth Proportional to 425,605.98, 587,340.37 and 234,626.26

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Solution

The fourth proportional to 425,605.98, 587,340.37 and 234,626.26 is: 323,786.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    425,605.98 : 587,340.37 = 234,626.26 : x
  2. Step 2: Convert to fraction form
    425,605.98/587,340.37 = 234,626.26/x
  3. Step 3: Cross multiply
    425,605.98x = 587,340.37 × 234,626.26
  4. Step 4: Simplify right side
    425,605.98x = 137,805,474,360.12
  5. Step 5: Solve for x
    x = 137,805,474,360.12/425,605.98
  6. Step 6: Final answer
    x = 323,786.51

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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.