Home / 925,090.35-1,387,730.69-349,198.70

Finding the Fourth Proportional to 925,090.35, 1,387,730.69 and 349,198.70

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Solution

The fourth proportional to 925,090.35, 1,387,730.69 and 349,198.70 is: 523,833.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    925,090.35 : 1,387,730.69 = 349,198.70 : x
  2. Step 2: Convert to fraction form
    925,090.35/1,387,730.69 = 349,198.70/x
  3. Step 3: Cross multiply
    925,090.35x = 1,387,730.69 × 349,198.70
  4. Step 4: Simplify right side
    925,090.35x = 484,593,758,096.08
  5. Step 5: Solve for x
    x = 484,593,758,096.08/925,090.35
  6. Step 6: Final answer
    x = 523,833.98

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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.