Finding the Fourth Proportional to 356,927.91, 492,561.18 and 195,784.26
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Solution
The fourth proportional to 356,927.91, 492,561.18 and 195,784.26 is: 270,182.64
Step by Step Solution
- Step 1: Write the proportion equation
356,927.91 : 492,561.18 = 195,784.26 : x - Step 2: Convert to fraction form
356,927.91/492,561.18 = 195,784.26/x - Step 3: Cross multiply
356,927.91x = 492,561.18 × 195,784.26 - Step 4: Simplify right side
356,927.91x = 96,435,726,131.03 - Step 5: Solve for x
x = 96,435,726,131.03/356,927.91 - Step 6: Final answer
x = 270,182.64
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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.