Finding the Fourth Proportional to 557,366.20, 835,952.10 and 202,197.40
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Solution
The fourth proportional to 557,366.20, 835,952.10 and 202,197.40 is: 303,260.84
Step by Step Solution
- Step 1: Write the proportion equation
557,366.20 : 835,952.10 = 202,197.40 : x - Step 2: Convert to fraction form
557,366.20/835,952.10 = 202,197.40/x - Step 3: Cross multiply
557,366.20x = 835,952.10 × 202,197.40 - Step 4: Simplify right side
557,366.20x = 169,027,341,144.54 - Step 5: Solve for x
x = 169,027,341,144.54/557,366.20 - Step 6: Final answer
x = 303,260.84
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1.5x scale
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.