Home / 789,969.70-1,184,954.55-471,105.10

Finding the Fourth Proportional to 789,969.70, 1,184,954.55 and 471,105.10

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Solution

The fourth proportional to 789,969.70, 1,184,954.55 and 471,105.10 is: 706,657.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    789,969.70 : 1,184,954.55 = 471,105.10 : x
  2. Step 2: Convert to fraction form
    789,969.70/1,184,954.55 = 471,105.10/x
  3. Step 3: Cross multiply
    789,969.70x = 1,184,954.55 × 471,105.10
  4. Step 4: Simplify right side
    789,969.70x = 558,238,131,773.21
  5. Step 5: Solve for x
    x = 558,238,131,773.21/789,969.70
  6. Step 6: Final answer
    x = 706,657.65

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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.