Home / 925,112.53-1,388,193.68-364,540.69

Finding the Fourth Proportional to 925,112.53, 1,388,193.68 and 364,540.69

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Solution

The fourth proportional to 925,112.53, 1,388,193.68 and 364,540.69 is: 547,017.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    925,112.53 : 1,388,193.68 = 364,540.69 : x
  2. Step 2: Convert to fraction form
    925,112.53/1,388,193.68 = 364,540.69/x
  3. Step 3: Cross multiply
    925,112.53x = 1,388,193.68 × 364,540.69
  4. Step 4: Simplify right side
    925,112.53x = 506,053,081,960.84
  5. Step 5: Solve for x
    x = 506,053,081,960.84/925,112.53
  6. Step 6: Final answer
    x = 547,017.87

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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.