Home / 228,183.36-314,979.48-204,266.76

Finding the Fourth Proportional to 228,183.36, 314,979.48 and 204,266.76

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Solution

The fourth proportional to 228,183.36, 314,979.48 and 204,266.76 is: 281,965.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,183.36 : 314,979.48 = 204,266.76 : x
  2. Step 2: Convert to fraction form
    228,183.36/314,979.48 = 204,266.76/x
  3. Step 3: Cross multiply
    228,183.36x = 314,979.48 × 204,266.76
  4. Step 4: Simplify right side
    228,183.36x = 64,339,837,846.08
  5. Step 5: Solve for x
    x = 64,339,837,846.08/228,183.36
  6. Step 6: Final answer
    x = 281,965.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.