Home / 1,338,142.48-2,007,196.32-327,273.20

Finding the Fourth Proportional to 1,338,142.48, 2,007,196.32 and 327,273.20

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Solution

The fourth proportional to 1,338,142.48, 2,007,196.32 and 327,273.20 is: 490,905.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,338,142.48 : 2,007,196.32 = 327,273.20 : x
  2. Step 2: Convert to fraction form
    1,338,142.48/2,007,196.32 = 327,273.20/x
  3. Step 3: Cross multiply
    1,338,142.48x = 2,007,196.32 × 327,273.20
  4. Step 4: Simplify right side
    1,338,142.48x = 656,901,562,674.62
  5. Step 5: Solve for x
    x = 656,901,562,674.62/1,338,142.48
  6. Step 6: Final answer
    x = 490,905.54

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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.