Finding the Fourth Proportional to 438,556.76, 605,208.38 and 237,352.76
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Solution
The fourth proportional to 438,556.76, 605,208.38 and 237,352.76 is: 327,546.84
Step by Step Solution
- Step 1: Write the proportion equation
438,556.76 : 605,208.38 = 237,352.76 : x - Step 2: Convert to fraction form
438,556.76/605,208.38 = 237,352.76/x - Step 3: Cross multiply
438,556.76x = 605,208.38 × 237,352.76 - Step 4: Simplify right side
438,556.76x = 143,647,879,368.13 - Step 5: Solve for x
x = 143,647,879,368.13/438,556.76 - Step 6: Final answer
x = 327,546.84
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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.