Finding the Fourth Proportional to 373,705.11, 560,224.35 and 136,992.53
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Solution
The fourth proportional to 373,705.11, 560,224.35 and 136,992.53 is: 205,366.61
Step by Step Solution
- Step 1: Write the proportion equation
373,705.11 : 560,224.35 = 136,992.53 : x - Step 2: Convert to fraction form
373,705.11/560,224.35 = 136,992.53/x - Step 3: Cross multiply
373,705.11x = 560,224.35 × 136,992.53 - Step 4: Simplify right side
373,705.11x = 76,746,552,474.67 - Step 5: Solve for x
x = 76,746,552,474.67/373,705.11 - Step 6: Final answer
x = 205,366.61
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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.