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Finding the Fourth Proportional to 296,794.06, 445,776.45 and 255,015.34

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Solution

The fourth proportional to 296,794.06, 445,776.45 and 255,015.34 is: 383,025.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,794.06 : 445,776.45 = 255,015.34 : x
  2. Step 2: Convert to fraction form
    296,794.06/445,776.45 = 255,015.34/x
  3. Step 3: Cross multiply
    296,794.06x = 445,776.45 × 255,015.34
  4. Step 4: Simplify right side
    296,794.06x = 113,679,832,960.74
  5. Step 5: Solve for x
    x = 113,679,832,960.74/296,794.06
  6. Step 6: Final answer
    x = 383,025.97

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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.