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Finding the Fourth Proportional to 267,384.63, 401,072.67 and 64,982.37

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Solution

The fourth proportional to 267,384.63, 401,072.67 and 64,982.37 is: 97,472.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,384.63 : 401,072.67 = 64,982.37 : x
  2. Step 2: Convert to fraction form
    267,384.63/401,072.67 = 64,982.37/x
  3. Step 3: Cross multiply
    267,384.63x = 401,072.67 × 64,982.37
  4. Step 4: Simplify right side
    267,384.63x = 26,062,652,638.83
  5. Step 5: Solve for x
    x = 26,062,652,638.83/267,384.63
  6. Step 6: Final answer
    x = 97,472.52

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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.