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Finding the Fourth Proportional to 1,723.58, 2,585.46 and 569.42

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Solution

The fourth proportional to 1,723.58, 2,585.46 and 569.42 is: 854.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,723.58 : 2,585.46 = 569.42 : x
  2. Step 2: Convert to fraction form
    1,723.58/2,585.46 = 569.42/x
  3. Step 3: Cross multiply
    1,723.58x = 2,585.46 × 569.42
  4. Step 4: Simplify right side
    1,723.58x = 1,472,212.63
  5. Step 5: Solve for x
    x = 1,472,212.63/1,723.58
  6. Step 6: Final answer
    x = 854.16

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.