Finding the Fourth Proportional to 665.14, 997.87 and 202.93
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Solution
The fourth proportional to 665.14, 997.87 and 202.93 is: 304.44
Step by Step Solution
- Step 1: Write the proportion equation
665.14 : 997.87 = 202.93 : x - Step 2: Convert to fraction form
665.14/997.87 = 202.93/x - Step 3: Cross multiply
665.14x = 997.87 × 202.93 - Step 4: Simplify right side
665.14x = 202,494.27 - Step 5: Solve for x
x = 202,494.27/665.14 - Step 6: Final answer
x = 304.44
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.