Finding the Fourth Proportional to 202,911.80, 304,367.70 and 197,727.80
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Solution
The fourth proportional to 202,911.80, 304,367.70 and 197,727.80 is: 296,591.70
Step by Step Solution
- Step 1: Write the proportion equation
202,911.80 : 304,367.70 = 197,727.80 : x - Step 2: Convert to fraction form
202,911.80/304,367.70 = 197,727.80/x - Step 3: Cross multiply
202,911.80x = 304,367.70 × 197,727.80 - Step 4: Simplify right side
202,911.80x = 60,181,955,712.06 - Step 5: Solve for x
x = 60,181,955,712.06/202,911.80 - Step 6: Final answer
x = 296,591.70
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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.