Finding the Fourth Proportional to 342,577.08, 513,876.84 and 117,935.13
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Solution
The fourth proportional to 342,577.08, 513,876.84 and 117,935.13 is: 176,906.56
Step by Step Solution
- Step 1: Write the proportion equation
342,577.08 : 513,876.84 = 117,935.13 : x - Step 2: Convert to fraction form
342,577.08/513,876.84 = 117,935.13/x - Step 3: Cross multiply
342,577.08x = 513,876.84 × 117,935.13 - Step 4: Simplify right side
342,577.08x = 60,604,131,929.39 - Step 5: Solve for x
x = 60,604,131,929.39/342,577.08 - Step 6: Final answer
x = 176,906.56
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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.