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Finding the Fourth Proportional to 427,423.54, 589,793.10 and 246,194.41

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Solution

The fourth proportional to 427,423.54, 589,793.10 and 246,194.41 is: 339,718.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,423.54 : 589,793.10 = 246,194.41 : x
  2. Step 2: Convert to fraction form
    427,423.54/589,793.10 = 246,194.41/x
  3. Step 3: Cross multiply
    427,423.54x = 589,793.10 × 246,194.41
  4. Step 4: Simplify right side
    427,423.54x = 145,203,764,276.57
  5. Step 5: Solve for x
    x = 145,203,764,276.57/427,423.54
  6. Step 6: Final answer
    x = 339,718.69

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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.