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Finding the Fourth Proportional to 296,793.06, 445,774.95 and 255,014.34

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Solution

The fourth proportional to 296,793.06, 445,774.95 and 255,014.34 is: 383,024.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,793.06 : 445,774.95 = 255,014.34 : x
  2. Step 2: Convert to fraction form
    296,793.06/445,774.95 = 255,014.34/x
  3. Step 3: Cross multiply
    296,793.06x = 445,774.95 × 255,014.34
  4. Step 4: Simplify right side
    296,793.06x = 113,679,004,662.78
  5. Step 5: Solve for x
    x = 113,679,004,662.78/296,793.06
  6. Step 6: Final answer
    x = 383,024.47

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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.