Home / 883,629.91-1,325,920.53-351,155.55

Finding the Fourth Proportional to 883,629.91, 1,325,920.53 and 351,155.55

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Solution

The fourth proportional to 883,629.91, 1,325,920.53 and 351,155.55 is: 526,922.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    883,629.91 : 1,325,920.53 = 351,155.55 : x
  2. Step 2: Convert to fraction form
    883,629.91/1,325,920.53 = 351,155.55/x
  3. Step 3: Cross multiply
    883,629.91x = 1,325,920.53 × 351,155.55
  4. Step 4: Simplify right side
    883,629.91x = 465,604,352,968.44
  5. Step 5: Solve for x
    x = 465,604,352,968.44/883,629.91
  6. Step 6: Final answer
    x = 526,922.36

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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.