Finding the Fourth Proportional to 410,956.14, 567,136.99 and 229,668.07
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Solution
The fourth proportional to 410,956.14, 567,136.99 and 229,668.07 is: 316,951.73
Step by Step Solution
- Step 1: Write the proportion equation
410,956.14 : 567,136.99 = 229,668.07 : x - Step 2: Convert to fraction form
410,956.14/567,136.99 = 229,668.07/x - Step 3: Cross multiply
410,956.14x = 567,136.99 × 229,668.07 - Step 4: Simplify right side
410,956.14x = 130,253,258,813.02 - Step 5: Solve for x
x = 130,253,258,813.02/410,956.14 - Step 6: Final answer
x = 316,951.73
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.