Home / 1,250,316.05-1,875,474.09-303,680.39

Finding the Fourth Proportional to 1,250,316.05, 1,875,474.09 and 303,680.39

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Solution

The fourth proportional to 1,250,316.05, 1,875,474.09 and 303,680.39 is: 455,520.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,250,316.05 : 1,875,474.09 = 303,680.39 : x
  2. Step 2: Convert to fraction form
    1,250,316.05/1,875,474.09 = 303,680.39/x
  3. Step 3: Cross multiply
    1,250,316.05x = 1,875,474.09 × 303,680.39
  4. Step 4: Simplify right side
    1,250,316.05x = 569,544,693,708.73
  5. Step 5: Solve for x
    x = 569,544,693,708.73/1,250,316.05
  6. Step 6: Final answer
    x = 455,520.58

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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.