Home / 741,061.92-1,022,530.80-414,380.84

Finding the Fourth Proportional to 741,061.92, 1,022,530.80 and 414,380.84

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Solution

The fourth proportional to 741,061.92, 1,022,530.80 and 414,380.84 is: 571,770.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,061.92 : 1,022,530.80 = 414,380.84 : x
  2. Step 2: Convert to fraction form
    741,061.92/1,022,530.80 = 414,380.84/x
  3. Step 3: Cross multiply
    741,061.92x = 1,022,530.80 × 414,380.84
  4. Step 4: Simplify right side
    741,061.92x = 423,717,171,829.87
  5. Step 5: Solve for x
    x = 423,717,171,829.87/741,061.92
  6. Step 6: Final answer
    x = 571,770.27

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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 (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.