Home / 719,175.48-1,072,868.69-699,627.80

Finding the Fourth Proportional to 719,175.48, 1,072,868.69 and 699,627.80

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Solution

The fourth proportional to 719,175.48, 1,072,868.69 and 699,627.80 is: 1,043,707.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    719,175.48 : 1,072,868.69 = 699,627.80 : x
  2. Step 2: Convert to fraction form
    719,175.48/1,072,868.69 = 699,627.80/x
  3. Step 3: Cross multiply
    719,175.48x = 1,072,868.69 × 699,627.80
  4. Step 4: Simplify right side
    719,175.48x = 750,608,761,273.58
  5. Step 5: Solve for x
    x = 750,608,761,273.58/719,175.48
  6. Step 6: Final answer
    x = 1,043,707.39

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.