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Finding the Fourth Proportional to 325,473.98, 488,234.36 and 112,238.83

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Solution

The fourth proportional to 325,473.98, 488,234.36 and 112,238.83 is: 168,366.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,473.98 : 488,234.36 = 112,238.83 : x
  2. Step 2: Convert to fraction form
    325,473.98/488,234.36 = 112,238.83/x
  3. Step 3: Cross multiply
    325,473.98x = 488,234.36 × 112,238.83
  4. Step 4: Simplify right side
    325,473.98x = 54,798,851,372.69
  5. Step 5: Solve for x
    x = 54,798,851,372.69/325,473.98
  6. Step 6: Final answer
    x = 168,366.30

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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.