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Finding the Fourth Proportional to 800,249.14, 1,200,697.98 and 350,733.16

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Solution

The fourth proportional to 800,249.14, 1,200,697.98 and 350,733.16 is: 526,241.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    800,249.14 : 1,200,697.98 = 350,733.16 : x
  2. Step 2: Convert to fraction form
    800,249.14/1,200,697.98 = 350,733.16/x
  3. Step 3: Cross multiply
    800,249.14x = 1,200,697.98 × 350,733.16
  4. Step 4: Simplify right side
    800,249.14x = 421,124,596,731.02
  5. Step 5: Solve for x
    x = 421,124,596,731.02/800,249.14
  6. Step 6: Final answer
    x = 526,241.86

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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.