Finding the Fourth Proportional to 401,075.09, 601,207.82 and 251,420.48
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Solution
The fourth proportional to 401,075.09, 601,207.82 and 251,420.48 is: 376,876.95
Step by Step Solution
- Step 1: Write the proportion equation
401,075.09 : 601,207.82 = 251,420.48 : x - Step 2: Convert to fraction form
401,075.09/601,207.82 = 251,420.48/x - Step 3: Cross multiply
401,075.09x = 601,207.82 × 251,420.48 - Step 4: Simplify right side
401,075.09x = 151,155,959,309.27 - Step 5: Solve for x
x = 151,155,959,309.27/401,075.09 - Step 6: Final answer
x = 376,876.95
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.