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Finding the Fourth Proportional to 1,208.43, 1,810.40 and 1,014.66

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Solution

The fourth proportional to 1,208.43, 1,810.40 and 1,014.66 is: 1,520.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,208.43 : 1,810.40 = 1,014.66 : x
  2. Step 2: Convert to fraction form
    1,208.43/1,810.40 = 1,014.66/x
  3. Step 3: Cross multiply
    1,208.43x = 1,810.40 × 1,014.66
  4. Step 4: Simplify right side
    1,208.43x = 1,836,935.39
  5. Step 5: Solve for x
    x = 1,836,935.39/1,208.43
  6. Step 6: Final answer
    x = 1,520.10

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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.