Home / 871,466.45-1,307,197.05-231,769.64

Finding the Fourth Proportional to 871,466.45, 1,307,197.05 and 231,769.64

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Solution

The fourth proportional to 871,466.45, 1,307,197.05 and 231,769.64 is: 347,653.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    871,466.45 : 1,307,197.05 = 231,769.64 : x
  2. Step 2: Convert to fraction form
    871,466.45/1,307,197.05 = 231,769.64/x
  3. Step 3: Cross multiply
    871,466.45x = 1,307,197.05 × 231,769.64
  4. Step 4: Simplify right side
    871,466.45x = 302,968,589,687.56
  5. Step 5: Solve for x
    x = 302,968,589,687.56/871,466.45
  6. Step 6: Final answer
    x = 347,653.76

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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.