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Finding the Fourth Proportional to 741.16, 1,111.14 and 350.95

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Solution

The fourth proportional to 741.16, 1,111.14 and 350.95 is: 526.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    741.16 : 1,111.14 = 350.95 : x
  2. Step 2: Convert to fraction form
    741.16/1,111.14 = 350.95/x
  3. Step 3: Cross multiply
    741.16x = 1,111.14 × 350.95
  4. Step 4: Simplify right side
    741.16x = 389,954.58
  5. Step 5: Solve for x
    x = 389,954.58/741.16
  6. Step 6: Final answer
    x = 526.14

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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.