Finding the Fourth Proportional to 336.29, 503.70 and 174.08
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Solution
The fourth proportional to 336.29, 503.70 and 174.08 is: 260.74
Step by Step Solution
- Step 1: Write the proportion equation
336.29 : 503.70 = 174.08 : x - Step 2: Convert to fraction form
336.29/503.70 = 174.08/x - Step 3: Cross multiply
336.29x = 503.70 × 174.08 - Step 4: Simplify right side
336.29x = 87,681.58 - Step 5: Solve for x
x = 87,681.58/336.29 - Step 6: Final answer
x = 260.74
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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.