Home / 727,080.49-1,089,658.45-557,954.52

Finding the Fourth Proportional to 727,080.49, 1,089,658.45 and 557,954.52

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Solution

The fourth proportional to 727,080.49, 1,089,658.45 and 557,954.52 is: 836,193.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    727,080.49 : 1,089,658.45 = 557,954.52 : x
  2. Step 2: Convert to fraction form
    727,080.49/1,089,658.45 = 557,954.52/x
  3. Step 3: Cross multiply
    727,080.49x = 1,089,658.45 × 557,954.52
  4. Step 4: Simplify right side
    727,080.49x = 607,979,857,433.69
  5. Step 5: Solve for x
    x = 607,979,857,433.69/727,080.49
  6. Step 6: Final answer
    x = 836,193.33

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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.