Home / 768,498.26-1,152,802.68-295,183.64

Finding the Fourth Proportional to 768,498.26, 1,152,802.68 and 295,183.64

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Solution

The fourth proportional to 768,498.26, 1,152,802.68 and 295,183.64 is: 442,796.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    768,498.26 : 1,152,802.68 = 295,183.64 : x
  2. Step 2: Convert to fraction form
    768,498.26/1,152,802.68 = 295,183.64/x
  3. Step 3: Cross multiply
    768,498.26x = 1,152,802.68 × 295,183.64
  4. Step 4: Simplify right side
    768,498.26x = 340,288,491,284.16
  5. Step 5: Solve for x
    x = 340,288,491,284.16/768,498.26
  6. Step 6: Final answer
    x = 442,796.70

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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.