Finding the Fourth Proportional to 401,071.64, 601,295.19 and 198,527.99
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Solution
The fourth proportional to 401,071.64, 601,295.19 and 198,527.99 is: 297,637.41
Step by Step Solution
- Step 1: Write the proportion equation
401,071.64 : 601,295.19 = 198,527.99 : x - Step 2: Convert to fraction form
401,071.64/601,295.19 = 198,527.99/x - Step 3: Cross multiply
401,071.64x = 601,295.19 × 198,527.99 - Step 4: Simplify right side
401,071.64x = 119,373,922,460.89 - Step 5: Solve for x
x = 119,373,922,460.89/401,071.64 - Step 6: Final answer
x = 297,637.41
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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.