Home / 888,651.96-1,331,769.75-375,890.64

Finding the Fourth Proportional to 888,651.96, 1,331,769.75 and 375,890.64

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Solution

The fourth proportional to 888,651.96, 1,331,769.75 and 375,890.64 is: 563,324.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,651.96 : 1,331,769.75 = 375,890.64 : x
  2. Step 2: Convert to fraction form
    888,651.96/1,331,769.75 = 375,890.64/x
  3. Step 3: Cross multiply
    888,651.96x = 1,331,769.75 × 375,890.64
  4. Step 4: Simplify right side
    888,651.96x = 500,599,783,660.14
  5. Step 5: Solve for x
    x = 500,599,783,660.14/888,651.96
  6. Step 6: Final answer
    x = 563,324.91

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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.