Finding the Fourth Proportional to 202,338.90, 302,817.15 and 177,455.70
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Solution
The fourth proportional to 202,338.90, 302,817.15 and 177,455.70 is: 265,577.35
Step by Step Solution
- Step 1: Write the proportion equation
202,338.90 : 302,817.15 = 177,455.70 : x - Step 2: Convert to fraction form
202,338.90/302,817.15 = 177,455.70/x - Step 3: Cross multiply
202,338.90x = 302,817.15 × 177,455.70 - Step 4: Simplify right side
202,338.90x = 53,736,629,325.26 - Step 5: Solve for x
x = 53,736,629,325.26/202,338.90 - Step 6: Final answer
x = 265,577.35
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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.