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Finding the Fourth Proportional to 443,033.12, 664,744.56 and 232,622.24

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Solution

The fourth proportional to 443,033.12, 664,744.56 and 232,622.24 is: 349,035.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    443,033.12 : 664,744.56 = 232,622.24 : x
  2. Step 2: Convert to fraction form
    443,033.12/664,744.56 = 232,622.24/x
  3. Step 3: Cross multiply
    443,033.12x = 664,744.56 × 232,622.24
  4. Step 4: Simplify right side
    443,033.12x = 154,634,368,575.01
  5. Step 5: Solve for x
    x = 154,634,368,575.01/443,033.12
  6. Step 6: Final answer
    x = 349,035.69

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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.