Finding the Fourth Proportional to 266,815.68, 400,277.06 and 98,336.84
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Solution
The fourth proportional to 266,815.68, 400,277.06 and 98,336.84 is: 147,524.99
Step by Step Solution
- Step 1: Write the proportion equation
266,815.68 : 400,277.06 = 98,336.84 : x - Step 2: Convert to fraction form
266,815.68/400,277.06 = 98,336.84/x - Step 3: Cross multiply
266,815.68x = 400,277.06 × 98,336.84 - Step 4: Simplify right side
266,815.68x = 39,361,981,204.89 - Step 5: Solve for x
x = 39,361,981,204.89/266,815.68 - Step 6: Final answer
x = 147,524.99
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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.