Home / 649,715.81-973,919.25-270,846.14

Finding the Fourth Proportional to 649,715.81, 973,919.25 and 270,846.14

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Solution

The fourth proportional to 649,715.81, 973,919.25 and 270,846.14 is: 405,996.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    649,715.81 : 973,919.25 = 270,846.14 : x
  2. Step 2: Convert to fraction form
    649,715.81/973,919.25 = 270,846.14/x
  3. Step 3: Cross multiply
    649,715.81x = 973,919.25 × 270,846.14
  4. Step 4: Simplify right side
    649,715.81x = 263,782,269,534.20
  5. Step 5: Solve for x
    x = 263,782,269,534.20/649,715.81
  6. Step 6: Final answer
    x = 405,996.38

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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.