Home / 730,970.24-1,008,180.42-629,166.20

Finding the Fourth Proportional to 730,970.24, 1,008,180.42 and 629,166.20

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Solution

The fourth proportional to 730,970.24, 1,008,180.42 and 629,166.20 is: 867,768.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    730,970.24 : 1,008,180.42 = 629,166.20 : x
  2. Step 2: Convert to fraction form
    730,970.24/1,008,180.42 = 629,166.20/x
  3. Step 3: Cross multiply
    730,970.24x = 1,008,180.42 × 629,166.20
  4. Step 4: Simplify right side
    730,970.24x = 634,313,043,765.80
  5. Step 5: Solve for x
    x = 634,313,043,765.80/730,970.24
  6. Step 6: Final answer
    x = 867,768.63

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.