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Finding the Fourth Proportional to 606,919.20, 908,305.20 and 532,269.60

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Solution

The fourth proportional to 606,919.20, 908,305.20 and 532,269.60 is: 796,585.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,919.20 : 908,305.20 = 532,269.60 : x
  2. Step 2: Convert to fraction form
    606,919.20/908,305.20 = 532,269.60/x
  3. Step 3: Cross multiply
    606,919.20x = 908,305.20 × 532,269.60
  4. Step 4: Simplify right side
    606,919.20x = 483,463,245,481.92
  5. Step 5: Solve for x
    x = 483,463,245,481.92/606,919.20
  6. Step 6: Final answer
    x = 796,585.85

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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.