Home / 730,968.24-1,008,177.66-629,164.20

Finding the Fourth Proportional to 730,968.24, 1,008,177.66 and 629,164.20

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Solution

The fourth proportional to 730,968.24, 1,008,177.66 and 629,164.20 is: 867,765.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    730,968.24 : 1,008,177.66 = 629,164.20 : x
  2. Step 2: Convert to fraction form
    730,968.24/1,008,177.66 = 629,164.20/x
  3. Step 3: Cross multiply
    730,968.24x = 1,008,177.66 × 629,164.20
  4. Step 4: Simplify right side
    730,968.24x = 634,309,290,911.77
  5. Step 5: Solve for x
    x = 634,309,290,911.77/730,968.24
  6. Step 6: Final answer
    x = 867,765.87

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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.