Home / 444,655.62-667,343.07-344,578.50

Finding the Fourth Proportional to 444,655.62, 667,343.07 and 344,578.50

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Solution

The fourth proportional to 444,655.62, 667,343.07 and 344,578.50 is: 517,146.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,655.62 : 667,343.07 = 344,578.50 : x
  2. Step 2: Convert to fraction form
    444,655.62/667,343.07 = 344,578.50/x
  3. Step 3: Cross multiply
    444,655.62x = 667,343.07 × 344,578.50
  4. Step 4: Simplify right side
    444,655.62x = 229,952,074,046.00
  5. Step 5: Solve for x
    x = 229,952,074,046.00/444,655.62
  6. Step 6: Final answer
    x = 517,146.45

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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.