Home / 1,162,365.56-1,743,545.90-320,914.88

Finding the Fourth Proportional to 1,162,365.56, 1,743,545.90 and 320,914.88

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Solution

The fourth proportional to 1,162,365.56, 1,743,545.90 and 320,914.88 is: 481,371.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,162,365.56 : 1,743,545.90 = 320,914.88 : x
  2. Step 2: Convert to fraction form
    1,162,365.56/1,743,545.90 = 320,914.88/x
  3. Step 3: Cross multiply
    1,162,365.56x = 1,743,545.90 × 320,914.88
  4. Step 4: Simplify right side
    1,162,365.56x = 559,529,812,950.69
  5. Step 5: Solve for x
    x = 559,529,812,950.69/1,162,365.56
  6. Step 6: Final answer
    x = 481,371.64

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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.