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Finding the Fourth Proportional to 425,369.40, 587,035.92 and 234,382.74

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Solution

The fourth proportional to 425,369.40, 587,035.92 and 234,382.74 is: 323,462.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    425,369.40 : 587,035.92 = 234,382.74 : x
  2. Step 2: Convert to fraction form
    425,369.40/587,035.92 = 234,382.74/x
  3. Step 3: Cross multiply
    425,369.40x = 587,035.92 × 234,382.74
  4. Step 4: Simplify right side
    425,369.40x = 137,591,087,408.02
  5. Step 5: Solve for x
    x = 137,591,087,408.02/425,369.40
  6. Step 6: Final answer
    x = 323,462.59

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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.