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Finding the Fourth Proportional to 300,347.92, 451,602.04 and 276,941.56

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Solution

The fourth proportional to 300,347.92, 451,602.04 and 276,941.56 is: 416,408.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,347.92 : 451,602.04 = 276,941.56 : x
  2. Step 2: Convert to fraction form
    300,347.92/451,602.04 = 276,941.56/x
  3. Step 3: Cross multiply
    300,347.92x = 451,602.04 × 276,941.56
  4. Step 4: Simplify right side
    300,347.92x = 125,067,373,456.78
  5. Step 5: Solve for x
    x = 125,067,373,456.78/300,347.92
  6. Step 6: Final answer
    x = 416,408.32

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1.5x scale

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.