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Finding the Fourth Proportional to 1,471.07, 2,206.67 and 375.44

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Solution

The fourth proportional to 1,471.07, 2,206.67 and 375.44 is: 563.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,471.07 : 2,206.67 = 375.44 : x
  2. Step 2: Convert to fraction form
    1,471.07/2,206.67 = 375.44/x
  3. Step 3: Cross multiply
    1,471.07x = 2,206.67 × 375.44
  4. Step 4: Simplify right side
    1,471.07x = 828,459.27
  5. Step 5: Solve for x
    x = 828,459.27/1,471.07
  6. Step 6: Final answer
    x = 563.17

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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.