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Finding the Fourth Proportional to 568,123.58, 852,122.40 and 203,370.74

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Solution

The fourth proportional to 568,123.58, 852,122.40 and 203,370.74 is: 305,033.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    568,123.58 : 852,122.40 = 203,370.74 : x
  2. Step 2: Convert to fraction form
    568,123.58/852,122.40 = 203,370.74/x
  3. Step 3: Cross multiply
    568,123.58x = 852,122.40 × 203,370.74
  4. Step 4: Simplify right side
    568,123.58x = 173,296,763,058.58
  5. Step 5: Solve for x
    x = 173,296,763,058.58/568,123.58
  6. Step 6: Final answer
    x = 305,033.57

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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.