Finding the Fourth Proportional to 379,325.87, 523,505.88 and 207,269.99
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Solution
The fourth proportional to 379,325.87, 523,505.88 and 207,269.99 is: 286,052.35
Step by Step Solution
- Step 1: Write the proportion equation
379,325.87 : 523,505.88 = 207,269.99 : x - Step 2: Convert to fraction form
379,325.87/523,505.88 = 207,269.99/x - Step 3: Cross multiply
379,325.87x = 523,505.88 × 207,269.99 - Step 4: Simplify right side
379,325.87x = 108,507,055,895.01 - Step 5: Solve for x
x = 108,507,055,895.01/379,325.87 - Step 6: Final answer
x = 286,052.35
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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.