Home / 493,121.40-739,250.10-334,836.60

Finding the Fourth Proportional to 493,121.40, 739,250.10 and 334,836.60

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Solution

The fourth proportional to 493,121.40, 739,250.10 and 334,836.60 is: 501,961.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    493,121.40 : 739,250.10 = 334,836.60 : x
  2. Step 2: Convert to fraction form
    493,121.40/739,250.10 = 334,836.60/x
  3. Step 3: Cross multiply
    493,121.40x = 739,250.10 × 334,836.60
  4. Step 4: Simplify right side
    493,121.40x = 247,527,990,033.66
  5. Step 5: Solve for x
    x = 247,527,990,033.66/493,121.40
  6. Step 6: Final answer
    x = 501,961.57

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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.