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Finding the Fourth Proportional to 446,520, 669,605.04 and 180,230.88

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Solution

The fourth proportional to 446,520, 669,605.04 and 180,230.88 is: 270,275.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,520 : 669,605.04 = 180,230.88 : x
  2. Step 2: Convert to fraction form
    446,520/669,605.04 = 180,230.88/x
  3. Step 3: Cross multiply
    446,520x = 669,605.04 × 180,230.88
  4. Step 4: Simplify right side
    446,520x = 120,683,505,611.64
  5. Step 5: Solve for x
    x = 120,683,505,611.64/446,520
  6. Step 6: Final answer
    x = 270,275.70

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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.