Finding the Fourth Proportional to 315,175.59, 434,932.74 and 177,362.19
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Solution
The fourth proportional to 315,175.59, 434,932.74 and 177,362.19 is: 244,754.43
Step by Step Solution
- Step 1: Write the proportion equation
315,175.59 : 434,932.74 = 177,362.19 : x - Step 2: Convert to fraction form
315,175.59/434,932.74 = 177,362.19/x - Step 3: Cross multiply
315,175.59x = 434,932.74 × 177,362.19 - Step 4: Simplify right side
315,175.59x = 77,140,623,269.10 - Step 5: Solve for x
x = 77,140,623,269.10/315,175.59 - Step 6: Final answer
x = 244,754.43
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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.