Finding the Fourth Proportional to 317,202.95, 437,669.18 and 181,193.42
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Solution
The fourth proportional to 317,202.95, 437,669.18 and 181,193.42 is: 250,006.42
Step by Step Solution
- Step 1: Write the proportion equation
317,202.95 : 437,669.18 = 181,193.42 : x - Step 2: Convert to fraction form
317,202.95/437,669.18 = 181,193.42/x - Step 3: Cross multiply
317,202.95x = 437,669.18 × 181,193.42 - Step 4: Simplify right side
317,202.95x = 79,302,772,458.48 - Step 5: Solve for x
x = 79,302,772,458.48/317,202.95 - Step 6: Final answer
x = 250,006.42
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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.