Finding the Fourth Proportional to 263,923.67, 395,824.80 and 157,337.75
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Solution
The fourth proportional to 263,923.67, 395,824.80 and 157,337.75 is: 235,970.44
Step by Step Solution
- Step 1: Write the proportion equation
263,923.67 : 395,824.80 = 157,337.75 : x - Step 2: Convert to fraction form
263,923.67/395,824.80 = 157,337.75/x - Step 3: Cross multiply
263,923.67x = 395,824.80 × 157,337.75 - Step 4: Simplify right side
263,923.67x = 62,278,183,426.20 - Step 5: Solve for x
x = 62,278,183,426.20/263,923.67 - Step 6: Final answer
x = 235,970.44
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1.5x scale
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.