Home / 356,310.24-491,702.03-192,965.42

Finding the Fourth Proportional to 356,310.24, 491,702.03 and 192,965.42

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Solution

The fourth proportional to 356,310.24, 491,702.03 and 192,965.42 is: 266,288.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,310.24 : 491,702.03 = 192,965.42 : x
  2. Step 2: Convert to fraction form
    356,310.24/491,702.03 = 192,965.42/x
  3. Step 3: Cross multiply
    356,310.24x = 491,702.03 × 192,965.42
  4. Step 4: Simplify right side
    356,310.24x = 94,881,488,733.80
  5. Step 5: Solve for x
    x = 94,881,488,733.80/356,310.24
  6. Step 6: Final answer
    x = 266,288.98

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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.