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Finding the Fourth Proportional to 1,606.81, 2,410.90 and 567.55

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Solution

The fourth proportional to 1,606.81, 2,410.90 and 567.55 is: 851.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,606.81 : 2,410.90 = 567.55 : x
  2. Step 2: Convert to fraction form
    1,606.81/2,410.90 = 567.55/x
  3. Step 3: Cross multiply
    1,606.81x = 2,410.90 × 567.55
  4. Step 4: Simplify right side
    1,606.81x = 1,368,306.30
  5. Step 5: Solve for x
    x = 1,368,306.30/1,606.81
  6. Step 6: Final answer
    x = 851.57

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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.