Home / 1,072,372.81-1,608,558.18-273,654.34

Finding the Fourth Proportional to 1,072,372.81, 1,608,558.18 and 273,654.34

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Solution

The fourth proportional to 1,072,372.81, 1,608,558.18 and 273,654.34 is: 410,481.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,072,372.81 : 1,608,558.18 = 273,654.34 : x
  2. Step 2: Convert to fraction form
    1,072,372.81/1,608,558.18 = 273,654.34/x
  3. Step 3: Cross multiply
    1,072,372.81x = 1,608,558.18 × 273,654.34
  4. Step 4: Simplify right side
    1,072,372.81x = 440,188,927,099.50
  5. Step 5: Solve for x
    x = 440,188,927,099.50/1,072,372.81
  6. Step 6: Final answer
    x = 410,481.25

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Half scale
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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.