Home / 270,448.36-373,215.54-149,580.16

Finding the Fourth Proportional to 270,448.36, 373,215.54 and 149,580.16

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Solution

The fourth proportional to 270,448.36, 373,215.54 and 149,580.16 is: 206,418.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,448.36 : 373,215.54 = 149,580.16 : x
  2. Step 2: Convert to fraction form
    270,448.36/373,215.54 = 149,580.16/x
  3. Step 3: Cross multiply
    270,448.36x = 373,215.54 × 149,580.16
  4. Step 4: Simplify right side
    270,448.36x = 55,825,640,187.69
  5. Step 5: Solve for x
    x = 55,825,640,187.69/270,448.36
  6. Step 6: Final answer
    x = 206,418.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.