Finding the Fourth Proportional to 373.23, 515.05 and 207.44
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Solution
The fourth proportional to 373.23, 515.05 and 207.44 is: 286.26
Step by Step Solution
- Step 1: Write the proportion equation
373.23 : 515.05 = 207.44 : x - Step 2: Convert to fraction form
373.23/515.05 = 207.44/x - Step 3: Cross multiply
373.23x = 515.05 × 207.44 - Step 4: Simplify right side
373.23x = 106,840.81 - Step 5: Solve for x
x = 106,840.81/373.23 - Step 6: Final answer
x = 286.26
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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.