Home / 741,561.82-1,112,295.58-236,485.11

Finding the Fourth Proportional to 741,561.82, 1,112,295.58 and 236,485.11

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Solution

The fourth proportional to 741,561.82, 1,112,295.58 and 236,485.11 is: 354,712.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,561.82 : 1,112,295.58 = 236,485.11 : x
  2. Step 2: Convert to fraction form
    741,561.82/1,112,295.58 = 236,485.11/x
  3. Step 3: Cross multiply
    741,561.82x = 1,112,295.58 × 236,485.11
  4. Step 4: Simplify right side
    741,561.82x = 263,041,342,588.81
  5. Step 5: Solve for x
    x = 263,041,342,588.81/741,561.82
  6. Step 6: Final answer
    x = 354,712.63

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Double scale
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Similar ratio
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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.