Finding the Fourth Proportional to 427,821.31, 590,524.74 and 246,654.19
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Solution
The fourth proportional to 427,821.31, 590,524.74 and 246,654.19 is: 340,458.50
Step by Step Solution
- Step 1: Write the proportion equation
427,821.31 : 590,524.74 = 246,654.19 : x - Step 2: Convert to fraction form
427,821.31/590,524.74 = 246,654.19/x - Step 3: Cross multiply
427,821.31x = 590,524.74 × 246,654.19 - Step 4: Simplify right side
427,821.31x = 145,655,401,419.66 - Step 5: Solve for x
x = 145,655,401,419.66/427,821.31 - Step 6: Final answer
x = 340,458.50
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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.