Finding the Fourth Proportional to 764,222.44, 1,144,585.50 and 365,143.72
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Solution
The fourth proportional to 764,222.44, 1,144,585.50 and 365,143.72 is: 546,880.31
Step by Step Solution
- Step 1: Write the proportion equation
764,222.44 : 1,144,585.50 = 365,143.72 : x - Step 2: Convert to fraction form
764,222.44/1,144,585.50 = 365,143.72/x - Step 3: Cross multiply
764,222.44x = 1,144,585.50 × 365,143.72 - Step 4: Simplify right side
764,222.44x = 417,938,207,328.06 - Step 5: Solve for x
x = 417,938,207,328.06/764,222.44 - Step 6: Final answer
x = 546,880.31
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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.