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Finding the Fourth Proportional to 296,010.20, 443,796.60 and 163,040.60

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Solution

The fourth proportional to 296,010.20, 443,796.60 and 163,040.60 is: 244,440.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,010.20 : 443,796.60 = 163,040.60 : x
  2. Step 2: Convert to fraction form
    296,010.20/443,796.60 = 163,040.60/x
  3. Step 3: Cross multiply
    296,010.20x = 443,796.60 × 163,040.60
  4. Step 4: Simplify right side
    296,010.20x = 72,356,863,941.96
  5. Step 5: Solve for x
    x = 72,356,863,941.96/296,010.20
  6. Step 6: Final answer
    x = 244,440.44

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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.