Home / 842,209.54-1,263,969.42-587,837.52

Finding the Fourth Proportional to 842,209.54, 1,263,969.42 and 587,837.52

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Solution

The fourth proportional to 842,209.54, 1,263,969.42 and 587,837.52 is: 882,213.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    842,209.54 : 1,263,969.42 = 587,837.52 : x
  2. Step 2: Convert to fraction form
    842,209.54/1,263,969.42 = 587,837.52/x
  3. Step 3: Cross multiply
    842,209.54x = 1,263,969.42 × 587,837.52
  4. Step 4: Simplify right side
    842,209.54x = 743,008,649,208.64
  5. Step 5: Solve for x
    x = 743,008,649,208.64/842,209.54
  6. Step 6: Final answer
    x = 882,213.53

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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.