Finding the Fourth Proportional to 311,397.18, 467,024.08 and 121,862.04
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Solution
The fourth proportional to 311,397.18, 467,024.08 and 121,862.04 is: 182,765.00
Step by Step Solution
- Step 1: Write the proportion equation
311,397.18 : 467,024.08 = 121,862.04 : x - Step 2: Convert to fraction form
311,397.18/467,024.08 = 121,862.04/x - Step 3: Cross multiply
311,397.18x = 467,024.08 × 121,862.04 - Step 4: Simplify right side
311,397.18x = 56,912,504,173.49 - Step 5: Solve for x
x = 56,912,504,173.49/311,397.18 - Step 6: Final answer
x = 182,765.00
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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.