Home / 427,971.33-590,593.17-236,980.62

Finding the Fourth Proportional to 427,971.33, 590,593.17 and 236,980.62

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Solution

The fourth proportional to 427,971.33, 590,593.17 and 236,980.62 is: 327,029.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,971.33 : 590,593.17 = 236,980.62 : x
  2. Step 2: Convert to fraction form
    427,971.33/590,593.17 = 236,980.62/x
  3. Step 3: Cross multiply
    427,971.33x = 590,593.17 × 236,980.62
  4. Step 4: Simplify right side
    427,971.33x = 139,959,136,483.04
  5. Step 5: Solve for x
    x = 139,959,136,483.04/427,971.33
  6. Step 6: Final answer
    x = 327,029.23

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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.