Finding the Fourth Proportional to 576,110.97, 795,028.85 and 317,987.87
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Solution
The fourth proportional to 576,110.97, 795,028.85 and 317,987.87 is: 438,820.88
Step by Step Solution
- Step 1: Write the proportion equation
576,110.97 : 795,028.85 = 317,987.87 : x - Step 2: Convert to fraction form
576,110.97/795,028.85 = 317,987.87/x - Step 3: Cross multiply
576,110.97x = 795,028.85 × 317,987.87 - Step 4: Simplify right side
576,110.97x = 252,809,525,034.97 - Step 5: Solve for x
x = 252,809,525,034.97/576,110.97 - Step 6: Final answer
x = 438,820.88
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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.