Home / 764,896.65-1,147,154.21-225,045.51

Finding the Fourth Proportional to 764,896.65, 1,147,154.21 and 225,045.51

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Solution

The fourth proportional to 764,896.65, 1,147,154.21 and 225,045.51 is: 337,512.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    764,896.65 : 1,147,154.21 = 225,045.51 : x
  2. Step 2: Convert to fraction form
    764,896.65/1,147,154.21 = 225,045.51/x
  3. Step 3: Cross multiply
    764,896.65x = 1,147,154.21 × 225,045.51
  4. Step 4: Simplify right side
    764,896.65x = 258,161,904,238.10
  5. Step 5: Solve for x
    x = 258,161,904,238.10/764,896.65
  6. Step 6: Final answer
    x = 337,512.14

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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.