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Finding the Fourth Proportional to 443,824.80, 665,409.15 and 244,370.40

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Solution

The fourth proportional to 443,824.80, 665,409.15 and 244,370.40 is: 366,374.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    443,824.80 : 665,409.15 = 244,370.40 : x
  2. Step 2: Convert to fraction form
    443,824.80/665,409.15 = 244,370.40/x
  3. Step 3: Cross multiply
    443,824.80x = 665,409.15 × 244,370.40
  4. Step 4: Simplify right side
    443,824.80x = 162,606,300,149.16
  5. Step 5: Solve for x
    x = 162,606,300,149.16/443,824.80
  6. Step 6: Final answer
    x = 366,374.98

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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.