Finding the Fourth Proportional to 257,029.20, 385,543.80 and 182,233.80
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Solution
The fourth proportional to 257,029.20, 385,543.80 and 182,233.80 is: 273,350.70
Step by Step Solution
- Step 1: Write the proportion equation
257,029.20 : 385,543.80 = 182,233.80 : x - Step 2: Convert to fraction form
257,029.20/385,543.80 = 182,233.80/x - Step 3: Cross multiply
257,029.20x = 385,543.80 × 182,233.80 - Step 4: Simplify right side
257,029.20x = 70,259,111,740.44 - Step 5: Solve for x
x = 70,259,111,740.44/257,029.20 - Step 6: Final answer
x = 273,350.70
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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.