Home / 915,380.72-1,373,163.36-241,508.60

Finding the Fourth Proportional to 915,380.72, 1,373,163.36 and 241,508.60

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Solution

The fourth proportional to 915,380.72, 1,373,163.36 and 241,508.60 is: 362,287.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    915,380.72 : 1,373,163.36 = 241,508.60 : x
  2. Step 2: Convert to fraction form
    915,380.72/1,373,163.36 = 241,508.60/x
  3. Step 3: Cross multiply
    915,380.72x = 1,373,163.36 × 241,508.60
  4. Step 4: Simplify right side
    915,380.72x = 331,630,760,644.90
  5. Step 5: Solve for x
    x = 331,630,760,644.90/915,380.72
  6. Step 6: Final answer
    x = 362,287.25

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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.