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Finding the Fourth Proportional to 492,982.12, 737,527.55 and 373,383.68

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Solution

The fourth proportional to 492,982.12, 737,527.55 and 373,383.68 is: 558,601.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    492,982.12 : 737,527.55 = 373,383.68 : x
  2. Step 2: Convert to fraction form
    492,982.12/737,527.55 = 373,383.68/x
  3. Step 3: Cross multiply
    492,982.12x = 737,527.55 × 373,383.68
  4. Step 4: Simplify right side
    492,982.12x = 275,380,750,720.38
  5. Step 5: Solve for x
    x = 275,380,750,720.38/492,982.12
  6. Step 6: Final answer
    x = 558,601.91

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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.