Finding the Fourth Proportional to 339,794.18, 468,905.99 and 186,832.23
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Solution
The fourth proportional to 339,794.18, 468,905.99 and 186,832.23 is: 257,822.99
Step by Step Solution
- Step 1: Write the proportion equation
339,794.18 : 468,905.99 = 186,832.23 : x - Step 2: Convert to fraction form
339,794.18/468,905.99 = 186,832.23/x - Step 3: Cross multiply
339,794.18x = 468,905.99 × 186,832.23 - Step 4: Simplify right side
339,794.18x = 87,606,751,772.06 - Step 5: Solve for x
x = 87,606,751,772.06/339,794.18 - Step 6: Final answer
x = 257,822.99
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.