Finding the Fourth Proportional to 246.74, 340.60 and 207.26
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Solution
The fourth proportional to 246.74, 340.60 and 207.26 is: 286.10
Step by Step Solution
- Step 1: Write the proportion equation
246.74 : 340.60 = 207.26 : x - Step 2: Convert to fraction form
246.74/340.60 = 207.26/x - Step 3: Cross multiply
246.74x = 340.60 × 207.26 - Step 4: Simplify right side
246.74x = 70,592.76 - Step 5: Solve for x
x = 70,592.76/246.74 - Step 6: Final answer
x = 286.10
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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.