Finding the Fourth Proportional to 311,976.18, 466,732.99 and 236,292.74
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Solution
The fourth proportional to 311,976.18, 466,732.99 and 236,292.74 is: 353,506.52
Step by Step Solution
- Step 1: Write the proportion equation
311,976.18 : 466,732.99 = 236,292.74 : x - Step 2: Convert to fraction form
311,976.18/466,732.99 = 236,292.74/x - Step 3: Cross multiply
311,976.18x = 466,732.99 × 236,292.74 - Step 4: Simplify right side
311,976.18x = 110,285,613,688.05 - Step 5: Solve for x
x = 110,285,613,688.05/311,976.18 - Step 6: Final answer
x = 353,506.52
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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.