Home / 673,144.80-1,008,488.40-410,181.60

Finding the Fourth Proportional to 673,144.80, 1,008,488.40 and 410,181.60

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Solution

The fourth proportional to 673,144.80, 1,008,488.40 and 410,181.60 is: 614,523.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,144.80 : 1,008,488.40 = 410,181.60 : x
  2. Step 2: Convert to fraction form
    673,144.80/1,008,488.40 = 410,181.60/x
  3. Step 3: Cross multiply
    673,144.80x = 1,008,488.40 × 410,181.60
  4. Step 4: Simplify right side
    673,144.80x = 413,663,385,493.44
  5. Step 5: Solve for x
    x = 413,663,385,493.44/673,144.80
  6. Step 6: Final answer
    x = 614,523.63

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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.