Home / 307,664.82-424,598.75-171,725.22

Finding the Fourth Proportional to 307,664.82, 424,598.75 and 171,725.22

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Solution

The fourth proportional to 307,664.82, 424,598.75 and 171,725.22 is: 236,992.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,664.82 : 424,598.75 = 171,725.22 : x
  2. Step 2: Convert to fraction form
    307,664.82/424,598.75 = 171,725.22/x
  3. Step 3: Cross multiply
    307,664.82x = 424,598.75 × 171,725.22
  4. Step 4: Simplify right side
    307,664.82x = 72,914,312,896.85
  5. Step 5: Solve for x
    x = 72,914,312,896.85/307,664.82
  6. Step 6: Final answer
    x = 236,992.69

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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.