Finding the Fourth Proportional to 965,926.24, 1,449,204.19 and 485,906.31
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Solution
The fourth proportional to 965,926.24, 1,449,204.19 and 485,906.31 is: 729,017.84
Step by Step Solution
- Step 1: Write the proportion equation
965,926.24 : 1,449,204.19 = 485,906.31 : x - Step 2: Convert to fraction form
965,926.24/1,449,204.19 = 485,906.31/x - Step 3: Cross multiply
965,926.24x = 1,449,204.19 × 485,906.31 - Step 4: Simplify right side
965,926.24x = 704,177,460,399.44 - Step 5: Solve for x
x = 704,177,460,399.44/965,926.24 - Step 6: Final answer
x = 729,017.84
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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.