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Finding the Fourth Proportional to 330,484.68, 496,014.30 and 180,861.48

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Solution

The fourth proportional to 330,484.68, 496,014.30 and 180,861.48 is: 271,449.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,484.68 : 496,014.30 = 180,861.48 : x
  2. Step 2: Convert to fraction form
    330,484.68/496,014.30 = 180,861.48/x
  3. Step 3: Cross multiply
    330,484.68x = 496,014.30 × 180,861.48
  4. Step 4: Simplify right side
    330,484.68x = 89,709,880,399.16
  5. Step 5: Solve for x
    x = 89,709,880,399.16/330,484.68
  6. Step 6: Final answer
    x = 271,449.44

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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.