Finding the Fourth Proportional to 207.24, 309.06 and 177
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Solution
The fourth proportional to 207.24, 309.06 and 177 is: 263.96
Step by Step Solution
- Step 1: Write the proportion equation
207.24 : 309.06 = 177 : x - Step 2: Convert to fraction form
207.24/309.06 = 177/x - Step 3: Cross multiply
207.24x = 309.06 × 177 - Step 4: Simplify right side
207.24x = 54,703.62 - Step 5: Solve for x
x = 54,703.62/207.24 - Step 6: Final answer
x = 263.96
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These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.