Home / 338,845.45-508,267.36-187,035.25

Finding the Fourth Proportional to 338,845.45, 508,267.36 and 187,035.25

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Solution

The fourth proportional to 338,845.45, 508,267.36 and 187,035.25 is: 280,552.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,845.45 : 508,267.36 = 187,035.25 : x
  2. Step 2: Convert to fraction form
    338,845.45/508,267.36 = 187,035.25/x
  3. Step 3: Cross multiply
    338,845.45x = 508,267.36 × 187,035.25
  4. Step 4: Simplify right side
    338,845.45x = 95,063,909,267.93
  5. Step 5: Solve for x
    x = 95,063,909,267.93/338,845.45
  6. Step 6: Final answer
    x = 280,552.42

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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.