Home / 1,074,629.56-1,611,886.04-326,617.24

Finding the Fourth Proportional to 1,074,629.56, 1,611,886.04 and 326,617.24

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Solution

The fourth proportional to 1,074,629.56, 1,611,886.04 and 326,617.24 is: 489,908.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,074,629.56 : 1,611,886.04 = 326,617.24 : x
  2. Step 2: Convert to fraction form
    1,074,629.56/1,611,886.04 = 326,617.24/x
  3. Step 3: Cross multiply
    1,074,629.56x = 1,611,886.04 × 326,617.24
  4. Step 4: Simplify right side
    1,074,629.56x = 526,469,769,579.33
  5. Step 5: Solve for x
    x = 526,469,769,579.33/1,074,629.56
  6. Step 6: Final answer
    x = 489,908.14

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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.