Home / 351,339.39-484,845.08-190,190.30

Finding the Fourth Proportional to 351,339.39, 484,845.08 and 190,190.30

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Solution

The fourth proportional to 351,339.39, 484,845.08 and 190,190.30 is: 262,460.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,339.39 : 484,845.08 = 190,190.30 : x
  2. Step 2: Convert to fraction form
    351,339.39/484,845.08 = 190,190.30/x
  3. Step 3: Cross multiply
    351,339.39x = 484,845.08 × 190,190.30
  4. Step 4: Simplify right side
    351,339.39x = 92,212,827,843.55
  5. Step 5: Solve for x
    x = 92,212,827,843.55/351,339.39
  6. Step 6: Final answer
    x = 262,460.83

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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.