Finding the Fourth Proportional to 207.13, 283.99 and 203.44
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Solution
The fourth proportional to 207.13, 283.99 and 203.44 is: 278.93
Step by Step Solution
- Step 1: Write the proportion equation
207.13 : 283.99 = 203.44 : x - Step 2: Convert to fraction form
207.13/283.99 = 203.44/x - Step 3: Cross multiply
207.13x = 283.99 × 203.44 - Step 4: Simplify right side
207.13x = 57,774.93 - Step 5: Solve for x
x = 57,774.93/207.13 - Step 6: Final answer
x = 278.93
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These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.