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Finding the Fourth Proportional to 210,226.80, 314,725.80 and 204,082.80

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Solution

The fourth proportional to 210,226.80, 314,725.80 and 204,082.80 is: 305,527.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,226.80 : 314,725.80 = 204,082.80 : x
  2. Step 2: Convert to fraction form
    210,226.80/314,725.80 = 204,082.80/x
  3. Step 3: Cross multiply
    210,226.80x = 314,725.80 × 204,082.80
  4. Step 4: Simplify right side
    210,226.80x = 64,230,122,496.24
  5. Step 5: Solve for x
    x = 64,230,122,496.24/210,226.80
  6. Step 6: Final answer
    x = 305,527.76

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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.