Finding the Fourth Proportional to 943,942.24, 1,416,118.38 and 344,902.42
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Solution
The fourth proportional to 943,942.24, 1,416,118.38 and 344,902.42 is: 517,428.54
Step by Step Solution
- Step 1: Write the proportion equation
943,942.24 : 1,416,118.38 = 344,902.42 : x - Step 2: Convert to fraction form
943,942.24/1,416,118.38 = 344,902.42/x - Step 3: Cross multiply
943,942.24x = 1,416,118.38 × 344,902.42 - Step 4: Simplify right side
943,942.24x = 488,422,656,268.48 - Step 5: Solve for x
x = 488,422,656,268.48/943,942.24 - Step 6: Final answer
x = 517,428.54
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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.