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Finding the Fourth Proportional to 492,776.94, 739,052.41 and 137,816.04

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Solution

The fourth proportional to 492,776.94, 739,052.41 and 137,816.04 is: 206,692.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    492,776.94 : 739,052.41 = 137,816.04 : x
  2. Step 2: Convert to fraction form
    492,776.94/739,052.41 = 137,816.04/x
  3. Step 3: Cross multiply
    492,776.94x = 739,052.41 × 137,816.04
  4. Step 4: Simplify right side
    492,776.94x = 101,853,276,498.66
  5. Step 5: Solve for x
    x = 101,853,276,498.66/492,776.94
  6. Step 6: Final answer
    x = 206,692.46

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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.