Home / 1,135,050.96-1,702,576.44-387,103.44

Finding the Fourth Proportional to 1,135,050.96, 1,702,576.44 and 387,103.44

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Solution

The fourth proportional to 1,135,050.96, 1,702,576.44 and 387,103.44 is: 580,655.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,135,050.96 : 1,702,576.44 = 387,103.44 : x
  2. Step 2: Convert to fraction form
    1,135,050.96/1,702,576.44 = 387,103.44/x
  3. Step 3: Cross multiply
    1,135,050.96x = 1,702,576.44 × 387,103.44
  4. Step 4: Simplify right side
    1,135,050.96x = 659,073,196,786.95
  5. Step 5: Solve for x
    x = 659,073,196,786.95/1,135,050.96
  6. Step 6: Final answer
    x = 580,655.16

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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.