Finding the Fourth Proportional to 798,303.44, 1,196,415.52 and 324,434.81
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Solution
The fourth proportional to 798,303.44, 1,196,415.52 and 324,434.81 is: 486,229.70
Step by Step Solution
- Step 1: Write the proportion equation
798,303.44 : 1,196,415.52 = 324,434.81 : x - Step 2: Convert to fraction form
798,303.44/1,196,415.52 = 324,434.81/x - Step 3: Cross multiply
798,303.44x = 1,196,415.52 × 324,434.81 - Step 4: Simplify right side
798,303.44x = 388,158,844,092.20 - Step 5: Solve for x
x = 388,158,844,092.20/798,303.44 - Step 6: Final answer
x = 486,229.70
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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.