Finding the Fourth Proportional to 776,979.86, 1,165,650.08 and 244,487.05
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Solution
The fourth proportional to 776,979.86, 1,165,650.08 and 244,487.05 is: 366,787.31
Step by Step Solution
- Step 1: Write the proportion equation
776,979.86 : 1,165,650.08 = 244,487.05 : x - Step 2: Convert to fraction form
776,979.86/1,165,650.08 = 244,487.05/x - Step 3: Cross multiply
776,979.86x = 1,165,650.08 × 244,487.05 - Step 4: Simplify right side
776,979.86x = 284,986,349,391.46 - Step 5: Solve for x
x = 284,986,349,391.46/776,979.86 - Step 6: Final answer
x = 366,787.31
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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.