Finding the Fourth Proportional to 207.18, 309.06 and 176.94
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Solution
The fourth proportional to 207.18, 309.06 and 176.94 is: 263.95
Step by Step Solution
- Step 1: Write the proportion equation
207.18 : 309.06 = 176.94 : x - Step 2: Convert to fraction form
207.18/309.06 = 176.94/x - Step 3: Cross multiply
207.18x = 309.06 × 176.94 - Step 4: Simplify right side
207.18x = 54,685.08 - Step 5: Solve for x
x = 54,685.08/207.18 - Step 6: Final answer
x = 263.95
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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.