Finding the Fourth Proportional to 650,909.79, 976,457.43 and 201,665.97
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Solution
The fourth proportional to 650,909.79, 976,457.43 and 201,665.97 is: 302,527.69
Step by Step Solution
- Step 1: Write the proportion equation
650,909.79 : 976,457.43 = 201,665.97 : x - Step 2: Convert to fraction form
650,909.79/976,457.43 = 201,665.97/x - Step 3: Cross multiply
650,909.79x = 976,457.43 × 201,665.97 - Step 4: Simplify right side
650,909.79x = 196,918,234,784.66 - Step 5: Solve for x
x = 196,918,234,784.66/650,909.79 - Step 6: Final answer
x = 302,527.69
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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.