Finding the Fourth Proportional to 401,712.26, 602,571.80 and 102,193.09
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Solution
The fourth proportional to 401,712.26, 602,571.80 and 102,193.09 is: 153,290.50
Step by Step Solution
- Step 1: Write the proportion equation
401,712.26 : 602,571.80 = 102,193.09 : x - Step 2: Convert to fraction form
401,712.26/602,571.80 = 102,193.09/x - Step 3: Cross multiply
401,712.26x = 602,571.80 × 102,193.09 - Step 4: Simplify right side
401,712.26x = 61,578,674,188.86 - Step 5: Solve for x
x = 61,578,674,188.86/401,712.26 - Step 6: Final answer
x = 153,290.50
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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.