Finding the Fourth Proportional to 234,216.63, 322,951.46 and 186,471.99
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Solution
The fourth proportional to 234,216.63, 322,951.46 and 186,471.99 is: 257,118.38
Step by Step Solution
- Step 1: Write the proportion equation
234,216.63 : 322,951.46 = 186,471.99 : x - Step 2: Convert to fraction form
234,216.63/322,951.46 = 186,471.99/x - Step 3: Cross multiply
234,216.63x = 322,951.46 × 186,471.99 - Step 4: Simplify right side
234,216.63x = 60,221,400,487.25 - Step 5: Solve for x
x = 60,221,400,487.25/234,216.63 - Step 6: Final answer
x = 257,118.38
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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.