Finding the Fourth Proportional to 256,623.56, 384,927.37 and 106,860.08
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Solution
The fourth proportional to 256,623.56, 384,927.37 and 106,860.08 is: 160,286.80
Step by Step Solution
- Step 1: Write the proportion equation
256,623.56 : 384,927.37 = 106,860.08 : x - Step 2: Convert to fraction form
256,623.56/384,927.37 = 106,860.08/x - Step 3: Cross multiply
256,623.56x = 384,927.37 × 106,860.08 - Step 4: Simplify right side
256,623.56x = 41,133,369,552.39 - Step 5: Solve for x
x = 41,133,369,552.39/256,623.56 - Step 6: Final answer
x = 160,286.80
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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.