Home / 823,049.68-1,234,692.81-254,475.10

Finding the Fourth Proportional to 823,049.68, 1,234,692.81 and 254,475.10

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Solution

The fourth proportional to 823,049.68, 1,234,692.81 and 254,475.10 is: 381,749.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    823,049.68 : 1,234,692.81 = 254,475.10 : x
  2. Step 2: Convert to fraction form
    823,049.68/1,234,692.81 = 254,475.10/x
  3. Step 3: Cross multiply
    823,049.68x = 1,234,692.81 × 254,475.10
  4. Step 4: Simplify right side
    823,049.68x = 314,198,576,294.03
  5. Step 5: Solve for x
    x = 314,198,576,294.03/823,049.68
  6. Step 6: Final answer
    x = 381,749.22

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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.