Finding the Fourth Proportional to 294,809.80, 442,214.67 and 73,193.80
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Solution
The fourth proportional to 294,809.80, 442,214.67 and 73,193.80 is: 109,790.69
Step by Step Solution
- Step 1: Write the proportion equation
294,809.80 : 442,214.67 = 73,193.80 : x - Step 2: Convert to fraction form
294,809.80/442,214.67 = 73,193.80/x - Step 3: Cross multiply
294,809.80x = 442,214.67 × 73,193.80 - Step 4: Simplify right side
294,809.80x = 32,367,372,113.05 - Step 5: Solve for x
x = 32,367,372,113.05/294,809.80 - Step 6: Final answer
x = 109,790.69
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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.