Home / 809,236.35-1,213,466.67-382,416.84

Finding the Fourth Proportional to 809,236.35, 1,213,466.67 and 382,416.84

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Solution

The fourth proportional to 809,236.35, 1,213,466.67 and 382,416.84 is: 573,441.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    809,236.35 : 1,213,466.67 = 382,416.84 : x
  2. Step 2: Convert to fraction form
    809,236.35/1,213,466.67 = 382,416.84/x
  3. Step 3: Cross multiply
    809,236.35x = 1,213,466.67 × 382,416.84
  4. Step 4: Simplify right side
    809,236.35x = 464,050,089,386.72
  5. Step 5: Solve for x
    x = 464,050,089,386.72/809,236.35
  6. Step 6: Final answer
    x = 573,441.97

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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.