Finding the Fourth Proportional to 475,782.96, 656,519.99 and 271,847.08
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Solution
The fourth proportional to 475,782.96, 656,519.99 and 271,847.08 is: 375,114.41
Step by Step Solution
- Step 1: Write the proportion equation
475,782.96 : 656,519.99 = 271,847.08 : x - Step 2: Convert to fraction form
475,782.96/656,519.99 = 271,847.08/x - Step 3: Cross multiply
475,782.96x = 656,519.99 × 271,847.08 - Step 4: Simplify right side
475,782.96x = 178,473,041,704.54 - Step 5: Solve for x
x = 178,473,041,704.54/475,782.96 - Step 6: Final answer
x = 375,114.41
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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.