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Finding the Fourth Proportional to 293,441.49, 404,943.17 and 159,305.49

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Solution

The fourth proportional to 293,441.49, 404,943.17 and 159,305.49 is: 219,838.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,441.49 : 404,943.17 = 159,305.49 : x
  2. Step 2: Convert to fraction form
    293,441.49/404,943.17 = 159,305.49/x
  3. Step 3: Cross multiply
    293,441.49x = 404,943.17 × 159,305.49
  4. Step 4: Simplify right side
    293,441.49x = 64,509,669,322.48
  5. Step 5: Solve for x
    x = 64,509,669,322.48/293,441.49
  6. Step 6: Final answer
    x = 219,838.27

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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.