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Finding the Fourth Proportional to 599,381.28, 898,182 and 243,960.48

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Solution

The fourth proportional to 599,381.28, 898,182 and 243,960.48 is: 365,578.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    599,381.28 : 898,182 = 243,960.48 : x
  2. Step 2: Convert to fraction form
    599,381.28/898,182 = 243,960.48/x
  3. Step 3: Cross multiply
    599,381.28x = 898,182 × 243,960.48
  4. Step 4: Simplify right side
    599,381.28x = 219,120,911,847.36
  5. Step 5: Solve for x
    x = 219,120,911,847.36/599,381.28
  6. Step 6: Final answer
    x = 365,578.50

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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.