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Finding the Fourth Proportional to 401,119.04, 601,523.04 and 214,028.48

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Solution

The fourth proportional to 401,119.04, 601,523.04 and 214,028.48 is: 320,959.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    401,119.04 : 601,523.04 = 214,028.48 : x
  2. Step 2: Convert to fraction form
    401,119.04/601,523.04 = 214,028.48/x
  3. Step 3: Cross multiply
    401,119.04x = 601,523.04 × 214,028.48
  4. Step 4: Simplify right side
    401,119.04x = 128,743,061,936.18
  5. Step 5: Solve for x
    x = 128,743,061,936.18/401,119.04
  6. Step 6: Final answer
    x = 320,959.74

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.