Home / 968,121.20-1,452,181.80-336,825.20

Finding the Fourth Proportional to 968,121.20, 1,452,181.80 and 336,825.20

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Solution

The fourth proportional to 968,121.20, 1,452,181.80 and 336,825.20 is: 505,237.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    968,121.20 : 1,452,181.80 = 336,825.20 : x
  2. Step 2: Convert to fraction form
    968,121.20/1,452,181.80 = 336,825.20/x
  3. Step 3: Cross multiply
    968,121.20x = 1,452,181.80 × 336,825.20
  4. Step 4: Simplify right side
    968,121.20x = 489,131,425,221.36
  5. Step 5: Solve for x
    x = 489,131,425,221.36/968,121.20
  6. Step 6: Final answer
    x = 505,237.80

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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.