Finding the Fourth Proportional to 798,653.99, 1,102,187.14 and 436,111.49
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Solution
The fourth proportional to 798,653.99, 1,102,187.14 and 436,111.49 is: 601,858.23
Step by Step Solution
- Step 1: Write the proportion equation
798,653.99 : 1,102,187.14 = 436,111.49 : x - Step 2: Convert to fraction form
798,653.99/1,102,187.14 = 436,111.49/x - Step 3: Cross multiply
798,653.99x = 1,102,187.14 × 436,111.49 - Step 4: Simplify right side
798,653.99x = 480,676,475,884.24 - Step 5: Solve for x
x = 480,676,475,884.24/798,653.99 - Step 6: Final answer
x = 601,858.23
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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.