Finding the Fourth Proportional to 253,539.96, 379,749.33 and 173,387.99
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Solution
The fourth proportional to 253,539.96, 379,749.33 and 173,387.99 is: 259,698.59
Step by Step Solution
- Step 1: Write the proportion equation
253,539.96 : 379,749.33 = 173,387.99 : x - Step 2: Convert to fraction form
253,539.96/379,749.33 = 173,387.99/x - Step 3: Cross multiply
253,539.96x = 379,749.33 × 173,387.99 - Step 4: Simplify right side
253,539.96x = 65,843,971,133.80 - Step 5: Solve for x
x = 65,843,971,133.80/253,539.96 - Step 6: Final answer
x = 259,698.59
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.