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Finding the Fourth Proportional to 1,763.02, 2,644.55 and 608.50

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Solution

The fourth proportional to 1,763.02, 2,644.55 and 608.50 is: 912.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,763.02 : 2,644.55 = 608.50 : x
  2. Step 2: Convert to fraction form
    1,763.02/2,644.55 = 608.50/x
  3. Step 3: Cross multiply
    1,763.02x = 2,644.55 × 608.50
  4. Step 4: Simplify right side
    1,763.02x = 1,609,208.68
  5. Step 5: Solve for x
    x = 1,609,208.68/1,763.02
  6. Step 6: Final answer
    x = 912.76

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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.