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Finding the Fourth Proportional to 1,066.53, 1,471.75 and 594.41

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Solution

The fourth proportional to 1,066.53, 1,471.75 and 594.41 is: 820.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,066.53 : 1,471.75 = 594.41 : x
  2. Step 2: Convert to fraction form
    1,066.53/1,471.75 = 594.41/x
  3. Step 3: Cross multiply
    1,066.53x = 1,471.75 × 594.41
  4. Step 4: Simplify right side
    1,066.53x = 874,822.92
  5. Step 5: Solve for x
    x = 874,822.92/1,066.53
  6. Step 6: Final answer
    x = 820.25

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.