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Finding the Fourth Proportional to 425,363.37, 587,027.66 and 234,376.71

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Solution

The fourth proportional to 425,363.37, 587,027.66 and 234,376.71 is: 323,454.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    425,363.37 : 587,027.66 = 234,376.71 : x
  2. Step 2: Convert to fraction form
    425,363.37/587,027.66 = 234,376.71/x
  3. Step 3: Cross multiply
    425,363.37x = 587,027.66 × 234,376.71
  4. Step 4: Simplify right side
    425,363.37x = 137,585,610,457.92
  5. Step 5: Solve for x
    x = 137,585,610,457.92/425,363.37
  6. Step 6: Final answer
    x = 323,454.30

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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.