Finding the Fourth Proportional to 347,707.99, 521,636.92 and 107,817.07
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Solution
The fourth proportional to 347,707.99, 521,636.92 and 107,817.07 is: 161,748.84
Step by Step Solution
- Step 1: Write the proportion equation
347,707.99 : 521,636.92 = 107,817.07 : x - Step 2: Convert to fraction form
347,707.99/521,636.92 = 107,817.07/x - Step 3: Cross multiply
347,707.99x = 521,636.92 × 107,817.07 - Step 4: Simplify right side
347,707.99x = 56,241,364,318.22 - Step 5: Solve for x
x = 56,241,364,318.22/347,707.99 - Step 6: Final answer
x = 161,748.84
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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.