Finding the Fourth Proportional to 313,897.26, 433,176.07 and 170,657.31
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Solution
The fourth proportional to 313,897.26, 433,176.07 and 170,657.31 is: 235,505.92
Step by Step Solution
- Step 1: Write the proportion equation
313,897.26 : 433,176.07 = 170,657.31 : x - Step 2: Convert to fraction form
313,897.26/433,176.07 = 170,657.31/x - Step 3: Cross multiply
313,897.26x = 433,176.07 × 170,657.31 - Step 4: Simplify right side
313,897.26x = 73,924,662,862.57 - Step 5: Solve for x
x = 73,924,662,862.57/313,897.26 - Step 6: Final answer
x = 235,505.92
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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.