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Finding the Fourth Proportional to 1,742.77, 2,614.15 and 444.23

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Solution

The fourth proportional to 1,742.77, 2,614.15 and 444.23 is: 666.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,742.77 : 2,614.15 = 444.23 : x
  2. Step 2: Convert to fraction form
    1,742.77/2,614.15 = 444.23/x
  3. Step 3: Cross multiply
    1,742.77x = 2,614.15 × 444.23
  4. Step 4: Simplify right side
    1,742.77x = 1,161,294.60
  5. Step 5: Solve for x
    x = 1,161,294.60/1,742.77
  6. Step 6: Final answer
    x = 666.35

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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.