Finding the Fourth Proportional to 557,148.66, 836,054.97 and 202,190.34
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Solution
The fourth proportional to 557,148.66, 836,054.97 and 202,190.34 is: 303,405.99
Step by Step Solution
- Step 1: Write the proportion equation
557,148.66 : 836,054.97 = 202,190.34 : x - Step 2: Convert to fraction form
557,148.66/836,054.97 = 202,190.34/x - Step 3: Cross multiply
557,148.66x = 836,054.97 × 202,190.34 - Step 4: Simplify right side
557,148.66x = 169,042,238,642.99 - Step 5: Solve for x
x = 169,042,238,642.99/557,148.66 - Step 6: Final answer
x = 303,405.99
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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.