Finding the Fourth Proportional to 383,463.80, 574,763.70 and 183,879.80
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Solution
The fourth proportional to 383,463.80, 574,763.70 and 183,879.80 is: 275,612.55
Step by Step Solution
- Step 1: Write the proportion equation
383,463.80 : 574,763.70 = 183,879.80 : x - Step 2: Convert to fraction form
383,463.80/574,763.70 = 183,879.80/x - Step 3: Cross multiply
383,463.80x = 574,763.70 × 183,879.80 - Step 4: Simplify right side
383,463.80x = 105,687,434,203.26 - Step 5: Solve for x
x = 105,687,434,203.26/383,463.80 - Step 6: Final answer
x = 275,612.55
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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.