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Finding the Fourth Proportional to 568,758.92, 853,297.81 and 248,938.65

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Solution

The fourth proportional to 568,758.92, 853,297.81 and 248,938.65 is: 373,477.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    568,758.92 : 853,297.81 = 248,938.65 : x
  2. Step 2: Convert to fraction form
    568,758.92/853,297.81 = 248,938.65/x
  3. Step 3: Cross multiply
    568,758.92x = 853,297.81 × 248,938.65
  4. Step 4: Simplify right side
    568,758.92x = 212,418,804,247.01
  5. Step 5: Solve for x
    x = 212,418,804,247.01/568,758.92
  6. Step 6: Final answer
    x = 373,477.76

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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.