Home / 674,754.84-1,011,801.78-225,321.48

Finding the Fourth Proportional to 674,754.84, 1,011,801.78 and 225,321.48

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Solution

The fourth proportional to 674,754.84, 1,011,801.78 and 225,321.48 is: 337,871.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    674,754.84 : 1,011,801.78 = 225,321.48 : x
  2. Step 2: Convert to fraction form
    674,754.84/1,011,801.78 = 225,321.48/x
  3. Step 3: Cross multiply
    674,754.84x = 1,011,801.78 × 225,321.48
  4. Step 4: Simplify right side
    674,754.84x = 227,980,674,536.23
  5. Step 5: Solve for x
    x = 227,980,674,536.23/674,754.84
  6. Step 6: Final answer
    x = 337,871.86

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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.