Home / 727,083.50-1,089,662.96-557,957.52

Finding the Fourth Proportional to 727,083.50, 1,089,662.96 and 557,957.52

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Solution

The fourth proportional to 727,083.50, 1,089,662.96 and 557,957.52 is: 836,197.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    727,083.50 : 1,089,662.96 = 557,957.52 : x
  2. Step 2: Convert to fraction form
    727,083.50/1,089,662.96 = 557,957.52/x
  3. Step 3: Cross multiply
    727,083.50x = 1,089,662.96 × 557,957.52
  4. Step 4: Simplify right side
    727,083.50x = 607,985,642,797.46
  5. Step 5: Solve for x
    x = 607,985,642,797.46/727,083.50
  6. Step 6: Final answer
    x = 836,197.83

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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.