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Finding the Fourth Proportional to 1,690.08, 2,536.24 and 594.43

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Solution

The fourth proportional to 1,690.08, 2,536.24 and 594.43 is: 892.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,690.08 : 2,536.24 = 594.43 : x
  2. Step 2: Convert to fraction form
    1,690.08/2,536.24 = 594.43/x
  3. Step 3: Cross multiply
    1,690.08x = 2,536.24 × 594.43
  4. Step 4: Simplify right side
    1,690.08x = 1,507,617.14
  5. Step 5: Solve for x
    x = 1,507,617.14/1,690.08
  6. Step 6: Final answer
    x = 892.04

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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.