Finding the Fourth Proportional to 245.54, 368.26 and 230.51
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Solution
The fourth proportional to 245.54, 368.26 and 230.51 is: 345.72
Step by Step Solution
- Step 1: Write the proportion equation
245.54 : 368.26 = 230.51 : x - Step 2: Convert to fraction form
245.54/368.26 = 230.51/x - Step 3: Cross multiply
245.54x = 368.26 × 230.51 - Step 4: Simplify right side
245.54x = 84,887.61 - Step 5: Solve for x
x = 84,887.61/245.54 - Step 6: Final answer
x = 345.72
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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.