Home / 792,683.96-1,189,149.84-260,083.85

Finding the Fourth Proportional to 792,683.96, 1,189,149.84 and 260,083.85

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Solution

The fourth proportional to 792,683.96, 1,189,149.84 and 260,083.85 is: 390,166.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,683.96 : 1,189,149.84 = 260,083.85 : x
  2. Step 2: Convert to fraction form
    792,683.96/1,189,149.84 = 260,083.85/x
  3. Step 3: Cross multiply
    792,683.96x = 1,189,149.84 × 260,083.85
  4. Step 4: Simplify right side
    792,683.96x = 309,278,662,668.34
  5. Step 5: Solve for x
    x = 309,278,662,668.34/792,683.96
  6. Step 6: Final answer
    x = 390,166.42

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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.