Home / 764,896.15-1,147,153.46-225,045.01

Finding the Fourth Proportional to 764,896.15, 1,147,153.46 and 225,045.01

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Solution

The fourth proportional to 764,896.15, 1,147,153.46 and 225,045.01 is: 337,511.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    764,896.15 : 1,147,153.46 = 225,045.01 : x
  2. Step 2: Convert to fraction form
    764,896.15/1,147,153.46 = 225,045.01/x
  3. Step 3: Cross multiply
    764,896.15x = 1,147,153.46 × 225,045.01
  4. Step 4: Simplify right side
    764,896.15x = 258,161,156,141.47
  5. Step 5: Solve for x
    x = 258,161,156,141.47/764,896.15
  6. Step 6: Final answer
    x = 337,511.38

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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.