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Finding the Fourth Proportional to 264,652.80, 397,094.40 and 133,324.80

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Solution

The fourth proportional to 264,652.80, 397,094.40 and 133,324.80 is: 200,045.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,652.80 : 397,094.40 = 133,324.80 : x
  2. Step 2: Convert to fraction form
    264,652.80/397,094.40 = 133,324.80/x
  3. Step 3: Cross multiply
    264,652.80x = 397,094.40 × 133,324.80
  4. Step 4: Simplify right side
    264,652.80x = 52,942,531,461.12
  5. Step 5: Solve for x
    x = 52,942,531,461.12/264,652.80
  6. Step 6: Final answer
    x = 200,045.23

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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.