Home / 787,452.36-1,179,405.84-551,846.85

Finding the Fourth Proportional to 787,452.36, 1,179,405.84 and 551,846.85

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Solution

The fourth proportional to 787,452.36, 1,179,405.84 and 551,846.85 is: 826,527.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    787,452.36 : 1,179,405.84 = 551,846.85 : x
  2. Step 2: Convert to fraction form
    787,452.36/1,179,405.84 = 551,846.85/x
  3. Step 3: Cross multiply
    787,452.36x = 1,179,405.84 × 551,846.85
  4. Step 4: Simplify right side
    787,452.36x = 650,851,397,675.60
  5. Step 5: Solve for x
    x = 650,851,397,675.60/787,452.36
  6. Step 6: Final answer
    x = 826,527.97

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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.