Home / 1,336,112.70-2,004,169.05-338,840.70

Finding the Fourth Proportional to 1,336,112.70, 2,004,169.05 and 338,840.70

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Solution

The fourth proportional to 1,336,112.70, 2,004,169.05 and 338,840.70 is: 508,261.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,336,112.70 : 2,004,169.05 = 338,840.70 : x
  2. Step 2: Convert to fraction form
    1,336,112.70/2,004,169.05 = 338,840.70/x
  3. Step 3: Cross multiply
    1,336,112.70x = 2,004,169.05 × 338,840.70
  4. Step 4: Simplify right side
    1,336,112.70x = 679,094,043,820.34
  5. Step 5: Solve for x
    x = 679,094,043,820.34/1,336,112.70
  6. Step 6: Final answer
    x = 508,261.05

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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.