Home / 762,822.16-1,143,788.28-230,183.44

Finding the Fourth Proportional to 762,822.16, 1,143,788.28 and 230,183.44

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Solution

The fourth proportional to 762,822.16, 1,143,788.28 and 230,183.44 is: 345,140.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    762,822.16 : 1,143,788.28 = 230,183.44 : x
  2. Step 2: Convert to fraction form
    762,822.16/1,143,788.28 = 230,183.44/x
  3. Step 3: Cross multiply
    762,822.16x = 1,143,788.28 × 230,183.44
  4. Step 4: Simplify right side
    762,822.16x = 263,281,120,922.08
  5. Step 5: Solve for x
    x = 263,281,120,922.08/762,822.16
  6. Step 6: Final answer
    x = 345,140.89

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Double scale
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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.