Home / 1,121,501.25-1,682,251.88-333,533.25

Finding the Fourth Proportional to 1,121,501.25, 1,682,251.88 and 333,533.25

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Solution

The fourth proportional to 1,121,501.25, 1,682,251.88 and 333,533.25 is: 500,299.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,121,501.25 : 1,682,251.88 = 333,533.25 : x
  2. Step 2: Convert to fraction form
    1,121,501.25/1,682,251.88 = 333,533.25/x
  3. Step 3: Cross multiply
    1,121,501.25x = 1,682,251.88 × 333,533.25
  4. Step 4: Simplify right side
    1,121,501.25x = 561,086,935,187.34
  5. Step 5: Solve for x
    x = 561,086,935,187.34/1,121,501.25
  6. Step 6: Final answer
    x = 500,299.88

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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.