Finding the Fourth Proportional to 464,102.82, 640,456.74 and 260,186.94
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Solution
The fourth proportional to 464,102.82, 640,456.74 and 260,186.94 is: 359,055.09
Step by Step Solution
- Step 1: Write the proportion equation
464,102.82 : 640,456.74 = 260,186.94 : x - Step 2: Convert to fraction form
464,102.82/640,456.74 = 260,186.94/x - Step 3: Cross multiply
464,102.82x = 640,456.74 × 260,186.94 - Step 4: Simplify right side
464,102.82x = 166,638,479,382.98 - Step 5: Solve for x
x = 166,638,479,382.98/464,102.82 - Step 6: Final answer
x = 359,055.09
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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.