Home / 351,968.40-485,996.04-325,101.24

Finding the Fourth Proportional to 351,968.40, 485,996.04 and 325,101.24

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Solution

The fourth proportional to 351,968.40, 485,996.04 and 325,101.24 is: 448,898.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,968.40 : 485,996.04 = 325,101.24 : x
  2. Step 2: Convert to fraction form
    351,968.40/485,996.04 = 325,101.24/x
  3. Step 3: Cross multiply
    351,968.40x = 485,996.04 × 325,101.24
  4. Step 4: Simplify right side
    351,968.40x = 157,997,915,239.09
  5. Step 5: Solve for x
    x = 157,997,915,239.09/351,968.40
  6. Step 6: Final answer
    x = 448,898.01

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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.