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Finding the Fourth Proportional to 246,797.82, 370,149.90 and 120,310.86

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Solution

The fourth proportional to 246,797.82, 370,149.90 and 120,310.86 is: 180,443.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,797.82 : 370,149.90 = 120,310.86 : x
  2. Step 2: Convert to fraction form
    246,797.82/370,149.90 = 120,310.86/x
  3. Step 3: Cross multiply
    246,797.82x = 370,149.90 × 120,310.86
  4. Step 4: Simplify right side
    246,797.82x = 44,533,051,808.94
  5. Step 5: Solve for x
    x = 44,533,051,808.94/246,797.82
  6. Step 6: Final answer
    x = 180,443.45

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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.