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Finding the Fourth Proportional to 344,293.95, 475,047.81 and 208,324.52

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Solution

The fourth proportional to 344,293.95, 475,047.81 and 208,324.52 is: 287,440.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,293.95 : 475,047.81 = 208,324.52 : x
  2. Step 2: Convert to fraction form
    344,293.95/475,047.81 = 208,324.52/x
  3. Step 3: Cross multiply
    344,293.95x = 475,047.81 × 208,324.52
  4. Step 4: Simplify right side
    344,293.95x = 98,964,104,620.06
  5. Step 5: Solve for x
    x = 98,964,104,620.06/344,293.95
  6. Step 6: Final answer
    x = 287,440.73

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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.