Home / 427,414.52-589,688.78-246,122.54

Finding the Fourth Proportional to 427,414.52, 589,688.78 and 246,122.54

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Solution

The fourth proportional to 427,414.52, 589,688.78 and 246,122.54 is: 339,566.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,414.52 : 589,688.78 = 246,122.54 : x
  2. Step 2: Convert to fraction form
    427,414.52/589,688.78 = 246,122.54/x
  3. Step 3: Cross multiply
    427,414.52x = 589,688.78 × 246,122.54
  4. Step 4: Simplify right side
    427,414.52x = 145,135,702,432.63
  5. Step 5: Solve for x
    x = 145,135,702,432.63/427,414.52
  6. Step 6: Final answer
    x = 339,566.62

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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.