Finding the Fourth Proportional to 266,808.87, 400,266.88 and 98,330.09
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Solution
The fourth proportional to 266,808.87, 400,266.88 and 98,330.09 is: 147,514.87
Step by Step Solution
- Step 1: Write the proportion equation
266,808.87 : 400,266.88 = 98,330.09 : x - Step 2: Convert to fraction form
266,808.87/400,266.88 = 98,330.09/x - Step 3: Cross multiply
266,808.87x = 400,266.88 × 98,330.09 - Step 4: Simplify right side
266,808.87x = 39,358,276,087.26 - Step 5: Solve for x
x = 39,358,276,087.26/266,808.87 - Step 6: Final answer
x = 147,514.87
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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.