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Finding the Fourth Proportional to 323,194.59, 484,629.66 and 188,302.32

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Solution

The fourth proportional to 323,194.59, 484,629.66 and 188,302.32 is: 282,358.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,194.59 : 484,629.66 = 188,302.32 : x
  2. Step 2: Convert to fraction form
    323,194.59/484,629.66 = 188,302.32/x
  3. Step 3: Cross multiply
    323,194.59x = 484,629.66 × 188,302.32
  4. Step 4: Simplify right side
    323,194.59x = 91,256,889,318.81
  5. Step 5: Solve for x
    x = 91,256,889,318.81/323,194.59
  6. Step 6: Final answer
    x = 282,358.96

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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.