Finding the Fourth Proportional to 437,132.66, 655,668.89 and 268,678.99
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Solution
The fourth proportional to 437,132.66, 655,668.89 and 268,678.99 is: 402,999.97
Step by Step Solution
- Step 1: Write the proportion equation
437,132.66 : 655,668.89 = 268,678.99 : x - Step 2: Convert to fraction form
437,132.66/655,668.89 = 268,678.99/x - Step 3: Cross multiply
437,132.66x = 655,668.89 × 268,678.99 - Step 4: Simplify right side
437,132.66x = 176,164,450,517.88 - Step 5: Solve for x
x = 176,164,450,517.88/437,132.66 - Step 6: Final answer
x = 402,999.97
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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.