Finding the Fourth Proportional to 294,449.60, 441,715.72 and 144,695.79
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Solution
The fourth proportional to 294,449.60, 441,715.72 and 144,695.79 is: 217,063.99
Step by Step Solution
- Step 1: Write the proportion equation
294,449.60 : 441,715.72 = 144,695.79 : x - Step 2: Convert to fraction form
294,449.60/441,715.72 = 144,695.79/x - Step 3: Cross multiply
294,449.60x = 441,715.72 × 144,695.79 - Step 4: Simplify right side
294,449.60x = 63,914,404,699.08 - Step 5: Solve for x
x = 63,914,404,699.08/294,449.60 - Step 6: Final answer
x = 217,063.99
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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.