Home / 734,241.66-1,101,362.55-260,945.70

Finding the Fourth Proportional to 734,241.66, 1,101,362.55 and 260,945.70

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Solution

The fourth proportional to 734,241.66, 1,101,362.55 and 260,945.70 is: 391,418.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    734,241.66 : 1,101,362.55 = 260,945.70 : x
  2. Step 2: Convert to fraction form
    734,241.66/1,101,362.55 = 260,945.70/x
  3. Step 3: Cross multiply
    734,241.66x = 1,101,362.55 × 260,945.70
  4. Step 4: Simplify right side
    734,241.66x = 287,395,821,563.54
  5. Step 5: Solve for x
    x = 287,395,821,563.54/734,241.66
  6. Step 6: Final answer
    x = 391,418.57

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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.