Finding the Third Proportional to 153,474.75 and 314,328.09
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Solution
The third proportional to 153,474.75 and 314,328.09 is: 643,768.12
Step by Step Solution
- Step 1: Write the proportion equation
153,474.75 : 314,328.09 = 314,328.09 : x - Step 2: Convert to fraction form
153,474.75/314,328.09 = 314,328.09/x - Step 3: Cross multiply
153,474.75x = 314,328.09 × 314,328.09 - Step 4: Simplify right side
153,474.75x = 98,802,150,520.51 - Step 5: Solve for x
x = 98,802,150,520.51/153,474.75 - Step 6: Final answer
x = 643,768.12
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These problems maintain the same ratio (2.05) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.