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Finding the Fourth Proportional to 439,452.02, 659,173.22 and 333,486.91

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Solution

The fourth proportional to 439,452.02, 659,173.22 and 333,486.91 is: 500,226.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,452.02 : 659,173.22 = 333,486.91 : x
  2. Step 2: Convert to fraction form
    439,452.02/659,173.22 = 333,486.91/x
  3. Step 3: Cross multiply
    439,452.02x = 659,173.22 × 333,486.91
  4. Step 4: Simplify right side
    439,452.02x = 219,825,640,292.55
  5. Step 5: Solve for x
    x = 219,825,640,292.55/439,452.02
  6. Step 6: Final answer
    x = 500,226.71

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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.