Finding the Fourth Proportional to 337.08, 505.62 and 228.99
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Solution
The fourth proportional to 337.08, 505.62 and 228.99 is: 343.49
Step by Step Solution
- Step 1: Write the proportion equation
337.08 : 505.62 = 228.99 : x - Step 2: Convert to fraction form
337.08/505.62 = 228.99/x - Step 3: Cross multiply
337.08x = 505.62 × 228.99 - Step 4: Simplify right side
337.08x = 115,781.92 - Step 5: Solve for x
x = 115,781.92/337.08 - Step 6: Final answer
x = 343.49
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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.