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Finding the Fourth Proportional to 362,372.16, 544,444.32 and 342,229.44

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Solution

The fourth proportional to 362,372.16, 544,444.32 and 342,229.44 is: 514,180.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,372.16 : 544,444.32 = 342,229.44 : x
  2. Step 2: Convert to fraction form
    362,372.16/544,444.32 = 342,229.44/x
  3. Step 3: Cross multiply
    362,372.16x = 544,444.32 × 342,229.44
  4. Step 4: Simplify right side
    362,372.16x = 186,324,874,744.78
  5. Step 5: Solve for x
    x = 186,324,874,744.78/362,372.16
  6. Step 6: Final answer
    x = 514,180.99

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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.