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Finding the Fourth Proportional to 382,632.45, 573,456.60 and 232,713.60

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Solution

The fourth proportional to 382,632.45, 573,456.60 and 232,713.60 is: 348,771.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,632.45 : 573,456.60 = 232,713.60 : x
  2. Step 2: Convert to fraction form
    382,632.45/573,456.60 = 232,713.60/x
  3. Step 3: Cross multiply
    382,632.45x = 573,456.60 × 232,713.60
  4. Step 4: Simplify right side
    382,632.45x = 133,451,149,829.76
  5. Step 5: Solve for x
    x = 133,451,149,829.76/382,632.45
  6. Step 6: Final answer
    x = 348,771.12

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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.