Finding the Fourth Proportional to 300,110.97, 449,666.62 and 211,177.61
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Solution
The fourth proportional to 300,110.97, 449,666.62 and 211,177.61 is: 316,414.70
Step by Step Solution
- Step 1: Write the proportion equation
300,110.97 : 449,666.62 = 211,177.61 : x - Step 2: Convert to fraction form
300,110.97/449,666.62 = 211,177.61/x - Step 3: Cross multiply
300,110.97x = 449,666.62 × 211,177.61 - Step 4: Simplify right side
300,110.97x = 94,959,522,108.38 - Step 5: Solve for x
x = 94,959,522,108.38/300,110.97 - Step 6: Final answer
x = 316,414.70
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.