Home / 766,952.51-1,150,426.85-227,250.81

Finding the Fourth Proportional to 766,952.51, 1,150,426.85 and 227,250.81

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Solution

The fourth proportional to 766,952.51, 1,150,426.85 and 227,250.81 is: 340,875.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    766,952.51 : 1,150,426.85 = 227,250.81 : x
  2. Step 2: Convert to fraction form
    766,952.51/1,150,426.85 = 227,250.81/x
  3. Step 3: Cross multiply
    766,952.51x = 1,150,426.85 × 227,250.81
  4. Step 4: Simplify right side
    766,952.51x = 261,435,432,371.99
  5. Step 5: Solve for x
    x = 261,435,432,371.99/766,952.51
  6. Step 6: Final answer
    x = 340,875.65

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Double scale
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Similar ratio
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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.