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Finding the Fourth Proportional to 741.04, 1,109.83 and 374.94

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Solution

The fourth proportional to 741.04, 1,109.83 and 374.94 is: 561.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    741.04 : 1,109.83 = 374.94 : x
  2. Step 2: Convert to fraction form
    741.04/1,109.83 = 374.94/x
  3. Step 3: Cross multiply
    741.04x = 1,109.83 × 374.94
  4. Step 4: Simplify right side
    741.04x = 416,119.66
  5. Step 5: Solve for x
    x = 416,119.66/741.04
  6. Step 6: Final answer
    x = 561.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.