Finding the Fourth Proportional to 201,723.80, 302,585.70 and 196,539.80
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Solution
The fourth proportional to 201,723.80, 302,585.70 and 196,539.80 is: 294,809.70
Step by Step Solution
- Step 1: Write the proportion equation
201,723.80 : 302,585.70 = 196,539.80 : x - Step 2: Convert to fraction form
201,723.80/302,585.70 = 196,539.80/x - Step 3: Cross multiply
201,723.80x = 302,585.70 × 196,539.80 - Step 4: Simplify right side
201,723.80x = 59,470,132,960.86 - Step 5: Solve for x
x = 59,470,132,960.86/201,723.80 - Step 6: Final answer
x = 294,809.70
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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.