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Finding the Fourth Proportional to 300,122.37, 450,017.37 and 122,753.94

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Solution

The fourth proportional to 300,122.37, 450,017.37 and 122,753.94 is: 184,062.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,122.37 : 450,017.37 = 122,753.94 : x
  2. Step 2: Convert to fraction form
    300,122.37/450,017.37 = 122,753.94/x
  3. Step 3: Cross multiply
    300,122.37x = 450,017.37 × 122,753.94
  4. Step 4: Simplify right side
    300,122.37x = 55,241,405,235.94
  5. Step 5: Solve for x
    x = 55,241,405,235.94/300,122.37
  6. Step 6: Final answer
    x = 184,062.94

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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.