Home / 329,720.73-455,039.03-184,541.09

Finding the Fourth Proportional to 329,720.73, 455,039.03 and 184,541.09

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Solution

The fourth proportional to 329,720.73, 455,039.03 and 184,541.09 is: 254,680.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,720.73 : 455,039.03 = 184,541.09 : x
  2. Step 2: Convert to fraction form
    329,720.73/455,039.03 = 184,541.09/x
  3. Step 3: Cross multiply
    329,720.73x = 455,039.03 × 184,541.09
  4. Step 4: Simplify right side
    329,720.73x = 83,973,396,774.90
  5. Step 5: Solve for x
    x = 83,973,396,774.90/329,720.73
  6. Step 6: Final answer
    x = 254,680.37

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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.