Finding the Fourth Proportional to 557,319.16, 835,976.58 and 202,331.80
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Solution
The fourth proportional to 557,319.16, 835,976.58 and 202,331.80 is: 303,496.92
Step by Step Solution
- Step 1: Write the proportion equation
557,319.16 : 835,976.58 = 202,331.80 : x - Step 2: Convert to fraction form
557,319.16/835,976.58 = 202,331.80/x - Step 3: Cross multiply
557,319.16x = 835,976.58 × 202,331.80 - Step 4: Simplify right side
557,319.16x = 169,144,646,189.24 - Step 5: Solve for x
x = 169,144,646,189.24/557,319.16 - Step 6: Final answer
x = 303,496.92
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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.