Home / 947,754.70-1,422,893.23-498,790.87

Finding the Fourth Proportional to 947,754.70, 1,422,893.23 and 498,790.87

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Solution

The fourth proportional to 947,754.70, 1,422,893.23 and 498,790.87 is: 748,850.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    947,754.70 : 1,422,893.23 = 498,790.87 : x
  2. Step 2: Convert to fraction form
    947,754.70/1,422,893.23 = 498,790.87/x
  3. Step 3: Cross multiply
    947,754.70x = 1,422,893.23 × 498,790.87
  4. Step 4: Simplify right side
    947,754.70x = 709,726,147,304.60
  5. Step 5: Solve for x
    x = 709,726,147,304.60/947,754.70
  6. Step 6: Final answer
    x = 748,850.04

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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.