Finding the Fourth Proportional to 491,125.04, 733,102.06 and 421,452.08
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Solution
The fourth proportional to 491,125.04, 733,102.06 and 421,452.08 is: 629,101.27
Step by Step Solution
- Step 1: Write the proportion equation
491,125.04 : 733,102.06 = 421,452.08 : x - Step 2: Convert to fraction form
491,125.04/733,102.06 = 421,452.08/x - Step 3: Cross multiply
491,125.04x = 733,102.06 × 421,452.08 - Step 4: Simplify right side
491,125.04x = 308,967,388,039.29 - Step 5: Solve for x
x = 308,967,388,039.29/491,125.04 - Step 6: Final answer
x = 629,101.27
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.