Home / 726,825.44-1,089,842.48-253,383.52

Finding the Fourth Proportional to 726,825.44, 1,089,842.48 and 253,383.52

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Solution

The fourth proportional to 726,825.44, 1,089,842.48 and 253,383.52 is: 379,937.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    726,825.44 : 1,089,842.48 = 253,383.52 : x
  2. Step 2: Convert to fraction form
    726,825.44/1,089,842.48 = 253,383.52/x
  3. Step 3: Cross multiply
    726,825.44x = 1,089,842.48 × 253,383.52
  4. Step 4: Simplify right side
    726,825.44x = 276,148,123,827.93
  5. Step 5: Solve for x
    x = 276,148,123,827.93/726,825.44
  6. Step 6: Final answer
    x = 379,937.34

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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.