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Finding the Fourth Proportional to 293,313.69, 404,772.86 and 159,177.69

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Solution

The fourth proportional to 293,313.69, 404,772.86 and 159,177.69 is: 219,665.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,313.69 : 404,772.86 = 159,177.69 : x
  2. Step 2: Convert to fraction form
    293,313.69/404,772.86 = 159,177.69/x
  3. Step 3: Cross multiply
    293,313.69x = 404,772.86 × 159,177.69
  4. Step 4: Simplify right side
    293,313.69x = 64,430,809,227.44
  5. Step 5: Solve for x
    x = 64,430,809,227.44/293,313.69
  6. Step 6: Final answer
    x = 219,665.20

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1.5x scale

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.