Finding the Fourth Proportional to 557,724.64, 836,217.12 and 202,696.48
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Solution
The fourth proportional to 557,724.64, 836,217.12 and 202,696.48 is: 303,910.31
Step by Step Solution
- Step 1: Write the proportion equation
557,724.64 : 836,217.12 = 202,696.48 : x - Step 2: Convert to fraction form
557,724.64/836,217.12 = 202,696.48/x - Step 3: Cross multiply
557,724.64x = 836,217.12 × 202,696.48 - Step 4: Simplify right side
557,724.64x = 169,498,266,739.74 - Step 5: Solve for x
x = 169,498,266,739.74/557,724.64 - Step 6: Final answer
x = 303,910.31
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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.