Finding the Fourth Proportional to 557,331.37, 835,412.63 and 272,628.92
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Solution
The fourth proportional to 557,331.37, 835,412.63 and 272,628.92 is: 408,657.50
Step by Step Solution
- Step 1: Write the proportion equation
557,331.37 : 835,412.63 = 272,628.92 : x - Step 2: Convert to fraction form
557,331.37/835,412.63 = 272,628.92/x - Step 3: Cross multiply
557,331.37x = 835,412.63 × 272,628.92 - Step 4: Simplify right side
557,331.37x = 227,757,643,071.26 - Step 5: Solve for x
x = 227,757,643,071.26/557,331.37 - Step 6: Final answer
x = 408,657.50
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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.