Finding the Fourth Proportional to 214,703.70, 323,563.51 and 193,383.18
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Solution
The fourth proportional to 214,703.70, 323,563.51 and 193,383.18 is: 291,433.00
Step by Step Solution
- Step 1: Write the proportion equation
214,703.70 : 323,563.51 = 193,383.18 : x - Step 2: Convert to fraction form
214,703.70/323,563.51 = 193,383.18/x - Step 3: Cross multiply
214,703.70x = 323,563.51 × 193,383.18 - Step 4: Simplify right side
214,703.70x = 62,571,740,979.22 - Step 5: Solve for x
x = 62,571,740,979.22/214,703.70 - Step 6: Final answer
x = 291,433.00
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Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.