Finding the Fourth Proportional to 313,897.63, 433,176.60 and 170,657.68
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Solution
The fourth proportional to 313,897.63, 433,176.60 and 170,657.68 is: 235,506.44
Step by Step Solution
- Step 1: Write the proportion equation
313,897.63 : 433,176.60 = 170,657.68 : x - Step 2: Convert to fraction form
313,897.63/433,176.60 = 170,657.68/x - Step 3: Cross multiply
313,897.63x = 433,176.60 × 170,657.68 - Step 4: Simplify right side
313,897.63x = 73,924,913,586.29 - Step 5: Solve for x
x = 73,924,913,586.29/313,897.63 - Step 6: Final answer
x = 235,506.44
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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.