Home / 1,145,150.10-1,717,725.15-303,701.85

Finding the Fourth Proportional to 1,145,150.10, 1,717,725.15 and 303,701.85

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Solution

The fourth proportional to 1,145,150.10, 1,717,725.15 and 303,701.85 is: 455,552.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,145,150.10 : 1,717,725.15 = 303,701.85 : x
  2. Step 2: Convert to fraction form
    1,145,150.10/1,717,725.15 = 303,701.85/x
  3. Step 3: Cross multiply
    1,145,150.10x = 1,717,725.15 × 303,701.85
  4. Step 4: Simplify right side
    1,145,150.10x = 521,676,305,846.53
  5. Step 5: Solve for x
    x = 521,676,305,846.53/1,145,150.10
  6. Step 6: Final answer
    x = 455,552.78

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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.