Home / 830,975.28-1,246,100.90-441,396.44

Finding the Fourth Proportional to 830,975.28, 1,246,100.90 and 441,396.44

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Solution

The fourth proportional to 830,975.28, 1,246,100.90 and 441,396.44 is: 661,902.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    830,975.28 : 1,246,100.90 = 441,396.44 : x
  2. Step 2: Convert to fraction form
    830,975.28/1,246,100.90 = 441,396.44/x
  3. Step 3: Cross multiply
    830,975.28x = 1,246,100.90 × 441,396.44
  4. Step 4: Simplify right side
    830,975.28x = 550,024,494,910.29
  5. Step 5: Solve for x
    x = 550,024,494,910.29/830,975.28
  6. Step 6: Final answer
    x = 661,902.36

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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.