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Finding the Fourth Proportional to 362,404.10, 543,606.15 and 329,744.90

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Solution

The fourth proportional to 362,404.10, 543,606.15 and 329,744.90 is: 494,617.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,404.10 : 543,606.15 = 329,744.90 : x
  2. Step 2: Convert to fraction form
    362,404.10/543,606.15 = 329,744.90/x
  3. Step 3: Cross multiply
    362,404.10x = 543,606.15 × 329,744.90
  4. Step 4: Simplify right side
    362,404.10x = 179,251,355,571.14
  5. Step 5: Solve for x
    x = 179,251,355,571.14/362,404.10
  6. Step 6: Final answer
    x = 494,617.35

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1.5x scale

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.