Home / 641,025.28-961,760.94-241,780.60

Finding the Fourth Proportional to 641,025.28, 961,760.94 and 241,780.60

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Solution

The fourth proportional to 641,025.28, 961,760.94 and 241,780.60 is: 362,755.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    641,025.28 : 961,760.94 = 241,780.60 : x
  2. Step 2: Convert to fraction form
    641,025.28/961,760.94 = 241,780.60/x
  3. Step 3: Cross multiply
    641,025.28x = 961,760.94 × 241,780.60
  4. Step 4: Simplify right side
    641,025.28x = 232,535,137,129.76
  5. Step 5: Solve for x
    x = 232,535,137,129.76/641,025.28
  6. Step 6: Final answer
    x = 362,755.02

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.