Finding the Fourth Proportional to 774,070.88, 1,161,554.64 and 324,752
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Solution
The fourth proportional to 774,070.88, 1,161,554.64 and 324,752 is: 487,316.09
Step by Step Solution
- Step 1: Write the proportion equation
774,070.88 : 1,161,554.64 = 324,752 : x - Step 2: Convert to fraction form
774,070.88/1,161,554.64 = 324,752/x - Step 3: Cross multiply
774,070.88x = 1,161,554.64 × 324,752 - Step 4: Simplify right side
774,070.88x = 377,217,192,449.28 - Step 5: Solve for x
x = 377,217,192,449.28/774,070.88 - Step 6: Final answer
x = 487,316.09
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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.