Home / 301,926.45-452,889.38-77,286.53

Finding the Fourth Proportional to 301,926.45, 452,889.38 and 77,286.53

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Solution

The fourth proportional to 301,926.45, 452,889.38 and 77,286.53 is: 115,929.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,926.45 : 452,889.38 = 77,286.53 : x
  2. Step 2: Convert to fraction form
    301,926.45/452,889.38 = 77,286.53/x
  3. Step 3: Cross multiply
    301,926.45x = 452,889.38 × 77,286.53
  4. Step 4: Simplify right side
    301,926.45x = 35,002,246,003.17
  5. Step 5: Solve for x
    x = 35,002,246,003.17/301,926.45
  6. Step 6: Final answer
    x = 115,929.71

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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.