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Finding the Fourth Proportional to 675,652.81, 1,012,773.39 and 226,003.90

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Solution

The fourth proportional to 675,652.81, 1,012,773.39 and 226,003.90 is: 338,769.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    675,652.81 : 1,012,773.39 = 226,003.90 : x
  2. Step 2: Convert to fraction form
    675,652.81/1,012,773.39 = 226,003.90/x
  3. Step 3: Cross multiply
    675,652.81x = 1,012,773.39 × 226,003.90
  4. Step 4: Simplify right side
    675,652.81x = 228,890,731,945.13
  5. Step 5: Solve for x
    x = 228,890,731,945.13/675,652.81
  6. Step 6: Final answer
    x = 338,769.75

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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.