Finding the Fourth Proportional to 412,772.99, 619,306.97 and 250,996.18
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Solution
The fourth proportional to 412,772.99, 619,306.97 and 250,996.18 is: 376,583.94
Step by Step Solution
- Step 1: Write the proportion equation
412,772.99 : 619,306.97 = 250,996.18 : x - Step 2: Convert to fraction form
412,772.99/619,306.97 = 250,996.18/x - Step 3: Cross multiply
412,772.99x = 619,306.97 × 250,996.18 - Step 4: Simplify right side
412,772.99x = 155,443,679,365.86 - Step 5: Solve for x
x = 155,443,679,365.86/412,772.99 - Step 6: Final answer
x = 376,583.94
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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.