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Finding the Fourth Proportional to 1,537.72, 2,306.68 and 564.50

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Solution

The fourth proportional to 1,537.72, 2,306.68 and 564.50 is: 846.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,537.72 : 2,306.68 = 564.50 : x
  2. Step 2: Convert to fraction form
    1,537.72/2,306.68 = 564.50/x
  3. Step 3: Cross multiply
    1,537.72x = 2,306.68 × 564.50
  4. Step 4: Simplify right side
    1,537.72x = 1,302,125.22
  5. Step 5: Solve for x
    x = 1,302,125.22/1,537.72
  6. Step 6: Final answer
    x = 846.79

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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.