Finding the Fourth Proportional to 304,827.70, 420,657.67 and 168,861.24
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Solution
The fourth proportional to 304,827.70, 420,657.67 and 168,861.24 is: 233,025.99
Step by Step Solution
- Step 1: Write the proportion equation
304,827.70 : 420,657.67 = 168,861.24 : x - Step 2: Convert to fraction form
304,827.70/420,657.67 = 168,861.24/x - Step 3: Cross multiply
304,827.70x = 420,657.67 × 168,861.24 - Step 4: Simplify right side
304,827.70x = 71,032,775,771.71 - Step 5: Solve for x
x = 71,032,775,771.71/304,827.70 - Step 6: Final answer
x = 233,025.99
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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.