Finding the Fourth Proportional to 353,896.84, 488,380.80 and 192,752.62
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Solution
The fourth proportional to 353,896.84, 488,380.80 and 192,752.62 is: 266,000.34
Step by Step Solution
- Step 1: Write the proportion equation
353,896.84 : 488,380.80 = 192,752.62 : x - Step 2: Convert to fraction form
353,896.84/488,380.80 = 192,752.62/x - Step 3: Cross multiply
353,896.84x = 488,380.80 × 192,752.62 - Step 4: Simplify right side
353,896.84x = 94,136,678,757.70 - Step 5: Solve for x
x = 94,136,678,757.70/353,896.84 - Step 6: Final answer
x = 266,000.34
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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.