Finding the Fourth Proportional to 465,053.68, 641,795.16 and 274,075.12
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Solution
The fourth proportional to 465,053.68, 641,795.16 and 274,075.12 is: 378,236.09
Step by Step Solution
- Step 1: Write the proportion equation
465,053.68 : 641,795.16 = 274,075.12 : x - Step 2: Convert to fraction form
465,053.68/641,795.16 = 274,075.12/x - Step 3: Cross multiply
465,053.68x = 641,795.16 × 274,075.12 - Step 4: Simplify right side
465,053.68x = 175,900,085,492.42 - Step 5: Solve for x
x = 175,900,085,492.42/465,053.68 - Step 6: Final answer
x = 378,236.09
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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.