Finding the Fourth Proportional to 347,624.96, 521,016.39 and 147,524.99
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Solution
The fourth proportional to 347,624.96, 521,016.39 and 147,524.99 is: 221,108.80
Step by Step Solution
- Step 1: Write the proportion equation
347,624.96 : 521,016.39 = 147,524.99 : x - Step 2: Convert to fraction form
347,624.96/521,016.39 = 147,524.99/x - Step 3: Cross multiply
347,624.96x = 521,016.39 × 147,524.99 - Step 4: Simplify right side
347,624.96x = 76,862,935,119.50 - Step 5: Solve for x
x = 76,862,935,119.50/347,624.96 - Step 6: Final answer
x = 221,108.80
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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.