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Finding the Fourth Proportional to 446,594.40, 669,891.60 and 304,876.80

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Solution

The fourth proportional to 446,594.40, 669,891.60 and 304,876.80 is: 457,315.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,594.40 : 669,891.60 = 304,876.80 : x
  2. Step 2: Convert to fraction form
    446,594.40/669,891.60 = 304,876.80/x
  3. Step 3: Cross multiply
    446,594.40x = 669,891.60 × 304,876.80
  4. Step 4: Simplify right side
    446,594.40x = 204,234,407,354.88
  5. Step 5: Solve for x
    x = 204,234,407,354.88/446,594.40
  6. Step 6: Final answer
    x = 457,315.20

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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.