Finding the Fourth Proportional to 511,006.59, 705,273.08 and 284,724.99
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Solution
The fourth proportional to 511,006.59, 705,273.08 and 284,724.99 is: 392,967.28
Step by Step Solution
- Step 1: Write the proportion equation
511,006.59 : 705,273.08 = 284,724.99 : x - Step 2: Convert to fraction form
511,006.59/705,273.08 = 284,724.99/x - Step 3: Cross multiply
511,006.59x = 705,273.08 × 284,724.99 - Step 4: Simplify right side
511,006.59x = 200,808,869,226.64 - Step 5: Solve for x
x = 200,808,869,226.64/511,006.59 - Step 6: Final answer
x = 392,967.28
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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.