Finding the Fourth Proportional to 609,343.23, 840,892.16 and 351,218.08
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Solution
The fourth proportional to 609,343.23, 840,892.16 and 351,218.08 is: 484,680.08
Step by Step Solution
- Step 1: Write the proportion equation
609,343.23 : 840,892.16 = 351,218.08 : x - Step 2: Convert to fraction form
609,343.23/840,892.16 = 351,218.08/x - Step 3: Cross multiply
609,343.23x = 840,892.16 × 351,218.08 - Step 4: Simplify right side
609,343.23x = 295,336,526,133.59 - Step 5: Solve for x
x = 295,336,526,133.59/609,343.23 - Step 6: Final answer
x = 484,680.08
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1.5x scale
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.