Finding the Fourth Proportional to 311,730.52, 467,770.95 and 169,585.74
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Solution
The fourth proportional to 311,730.52, 467,770.95 and 169,585.74 is: 254,473.90
Step by Step Solution
- Step 1: Write the proportion equation
311,730.52 : 467,770.95 = 169,585.74 : x - Step 2: Convert to fraction form
311,730.52/467,770.95 = 169,585.74/x - Step 3: Cross multiply
311,730.52x = 467,770.95 × 169,585.74 - Step 4: Simplify right side
311,730.52x = 79,327,282,706.25 - Step 5: Solve for x
x = 79,327,282,706.25/311,730.52 - Step 6: Final answer
x = 254,473.90
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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.