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Finding the Fourth Proportional to 536,959.45, 741,006.80 and 295,257.61

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Solution

The fourth proportional to 536,959.45, 741,006.80 and 295,257.61 is: 407,457.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,959.45 : 741,006.80 = 295,257.61 : x
  2. Step 2: Convert to fraction form
    536,959.45/741,006.80 = 295,257.61/x
  3. Step 3: Cross multiply
    536,959.45x = 741,006.80 × 295,257.61
  4. Step 4: Simplify right side
    536,959.45x = 218,787,899,352.41
  5. Step 5: Solve for x
    x = 218,787,899,352.41/536,959.45
  6. Step 6: Final answer
    x = 407,457.02

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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.