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Finding the Fourth Proportional to 426,898.54, 589,073.88 and 235,885.96

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Solution

The fourth proportional to 426,898.54, 589,073.88 and 235,885.96 is: 325,497.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,898.54 : 589,073.88 = 235,885.96 : x
  2. Step 2: Convert to fraction form
    426,898.54/589,073.88 = 235,885.96/x
  3. Step 3: Cross multiply
    426,898.54x = 589,073.88 × 235,885.96
  4. Step 4: Simplify right side
    426,898.54x = 138,954,257,694.73
  5. Step 5: Solve for x
    x = 138,954,257,694.73/426,898.54
  6. Step 6: Final answer
    x = 325,497.15

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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.