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Finding the Fourth Proportional to 598,160.90, 825,458.25 and 340,037.86

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Solution

The fourth proportional to 598,160.90, 825,458.25 and 340,037.86 is: 469,250.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,160.90 : 825,458.25 = 340,037.86 : x
  2. Step 2: Convert to fraction form
    598,160.90/825,458.25 = 340,037.86/x
  3. Step 3: Cross multiply
    598,160.90x = 825,458.25 × 340,037.86
  4. Step 4: Simplify right side
    598,160.90x = 280,687,052,896.08
  5. Step 5: Solve for x
    x = 280,687,052,896.08/598,160.90
  6. Step 6: Final answer
    x = 469,250.09

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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.