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Finding the Fourth Proportional to 295,359.84, 443,018.22 and 115,411.44

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Solution

The fourth proportional to 295,359.84, 443,018.22 and 115,411.44 is: 173,108.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,359.84 : 443,018.22 = 115,411.44 : x
  2. Step 2: Convert to fraction form
    295,359.84/443,018.22 = 115,411.44/x
  3. Step 3: Cross multiply
    295,359.84x = 443,018.22 × 115,411.44
  4. Step 4: Simplify right side
    295,359.84x = 51,129,370,716.44
  5. Step 5: Solve for x
    x = 51,129,370,716.44/295,359.84
  6. Step 6: Final answer
    x = 173,108.74

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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.