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Finding the Fourth Proportional to 369,512.82, 509,927.49 and 199,747.26

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Solution

The fourth proportional to 369,512.82, 509,927.49 and 199,747.26 is: 275,651.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    369,512.82 : 509,927.49 = 199,747.26 : x
  2. Step 2: Convert to fraction form
    369,512.82/509,927.49 = 199,747.26/x
  3. Step 3: Cross multiply
    369,512.82x = 509,927.49 × 199,747.26
  4. Step 4: Simplify right side
    369,512.82x = 101,856,618,926.18
  5. Step 5: Solve for x
    x = 101,856,618,926.18/369,512.82
  6. Step 6: Final answer
    x = 275,651.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.