Finding the Fourth Proportional to 343,599.78, 514,845.63 and 185,902.50
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Solution
The fourth proportional to 343,599.78, 514,845.63 and 185,902.50 is: 278,553.99
Step by Step Solution
- Step 1: Write the proportion equation
343,599.78 : 514,845.63 = 185,902.50 : x - Step 2: Convert to fraction form
343,599.78/514,845.63 = 185,902.50/x - Step 3: Cross multiply
343,599.78x = 514,845.63 × 185,902.50 - Step 4: Simplify right side
343,599.78x = 95,711,089,731.08 - Step 5: Solve for x
x = 95,711,089,731.08/343,599.78 - Step 6: Final answer
x = 278,553.99
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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.