Home / 344,125.22-515,357.24-206,953.85

Finding the Fourth Proportional to 344,125.22, 515,357.24 and 206,953.85

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Solution

The fourth proportional to 344,125.22, 515,357.24 and 206,953.85 is: 309,931.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,125.22 : 515,357.24 = 206,953.85 : x
  2. Step 2: Convert to fraction form
    344,125.22/515,357.24 = 206,953.85/x
  3. Step 3: Cross multiply
    344,125.22x = 515,357.24 × 206,953.85
  4. Step 4: Simplify right side
    344,125.22x = 106,655,163,908.61
  5. Step 5: Solve for x
    x = 106,655,163,908.61/344,125.22
  6. Step 6: Final answer
    x = 309,931.26

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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.