Home / 787,773.96-1,181,413.08-255,171.42

Finding the Fourth Proportional to 787,773.96, 1,181,413.08 and 255,171.42

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Solution

The fourth proportional to 787,773.96, 1,181,413.08 and 255,171.42 is: 382,676.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    787,773.96 : 1,181,413.08 = 255,171.42 : x
  2. Step 2: Convert to fraction form
    787,773.96/1,181,413.08 = 255,171.42/x
  3. Step 3: Cross multiply
    787,773.96x = 1,181,413.08 × 255,171.42
  4. Step 4: Simplify right side
    787,773.96x = 301,462,853,230.17
  5. Step 5: Solve for x
    x = 301,462,853,230.17/787,773.96
  6. Step 6: Final answer
    x = 382,676.84

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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.