Home / 787,433.82-1,181,338.86-254,955.42

Finding the Fourth Proportional to 787,433.82, 1,181,338.86 and 254,955.42

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Solution

The fourth proportional to 787,433.82, 1,181,338.86 and 254,955.42 is: 382,494.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    787,433.82 : 1,181,338.86 = 254,955.42 : x
  2. Step 2: Convert to fraction form
    787,433.82/1,181,338.86 = 254,955.42/x
  3. Step 3: Cross multiply
    787,433.82x = 1,181,338.86 × 254,955.42
  4. Step 4: Simplify right side
    787,433.82x = 301,188,745,213.62
  5. Step 5: Solve for x
    x = 301,188,745,213.62/787,433.82
  6. Step 6: Final answer
    x = 382,494.04

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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.