Home / 726,215.44-1,089,493.26-714,165.88

Finding the Fourth Proportional to 726,215.44, 1,089,493.26 and 714,165.88

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Solution

The fourth proportional to 726,215.44, 1,089,493.26 and 714,165.88 is: 1,071,416.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    726,215.44 : 1,089,493.26 = 714,165.88 : x
  2. Step 2: Convert to fraction form
    726,215.44/1,089,493.26 = 714,165.88/x
  3. Step 3: Cross multiply
    726,215.44x = 1,089,493.26 × 714,165.88
  4. Step 4: Simplify right side
    726,215.44x = 778,078,912,781.97
  5. Step 5: Solve for x
    x = 778,078,912,781.97/726,215.44
  6. Step 6: Final answer
    x = 1,071,416.10

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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.