Home / 419,941.04-579,493.66-238,627.81

Finding the Fourth Proportional to 419,941.04, 579,493.66 and 238,627.81

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Solution

The fourth proportional to 419,941.04, 579,493.66 and 238,627.81 is: 329,292.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    419,941.04 : 579,493.66 = 238,627.81 : x
  2. Step 2: Convert to fraction form
    419,941.04/579,493.66 = 238,627.81/x
  3. Step 3: Cross multiply
    419,941.04x = 579,493.66 × 238,627.81
  4. Step 4: Simplify right side
    419,941.04x = 138,283,300,310.26
  5. Step 5: Solve for x
    x = 138,283,300,310.26/419,941.04
  6. Step 6: Final answer
    x = 329,292.18

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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.