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Finding the Fourth Proportional to 362,811.15, 544,052.70 and 163,028.70

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Solution

The fourth proportional to 362,811.15, 544,052.70 and 163,028.70 is: 244,469.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,811.15 : 544,052.70 = 163,028.70 : x
  2. Step 2: Convert to fraction form
    362,811.15/544,052.70 = 163,028.70/x
  3. Step 3: Cross multiply
    362,811.15x = 544,052.70 × 163,028.70
  4. Step 4: Simplify right side
    362,811.15x = 88,696,204,412.49
  5. Step 5: Solve for x
    x = 88,696,204,412.49/362,811.15
  6. Step 6: Final answer
    x = 244,469.35

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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.