Finding the Fourth Proportional to 340.19, 469.46 and 184.94
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Solution
The fourth proportional to 340.19, 469.46 and 184.94 is: 255.22
Step by Step Solution
- Step 1: Write the proportion equation
340.19 : 469.46 = 184.94 : x - Step 2: Convert to fraction form
340.19/469.46 = 184.94/x - Step 3: Cross multiply
340.19x = 469.46 × 184.94 - Step 4: Simplify right side
340.19x = 86,821.93 - Step 5: Solve for x
x = 86,821.93/340.19 - Step 6: Final answer
x = 255.22
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.