Finding the Fourth Proportional to 798,655.58, 1,102,150.08 and 436,081.98
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Solution
The fourth proportional to 798,655.58, 1,102,150.08 and 436,081.98 is: 601,796.07
Step by Step Solution
- Step 1: Write the proportion equation
798,655.58 : 1,102,150.08 = 436,081.98 : x - Step 2: Convert to fraction form
798,655.58/1,102,150.08 = 436,081.98/x - Step 3: Cross multiply
798,655.58x = 1,102,150.08 × 436,081.98 - Step 4: Simplify right side
798,655.58x = 480,627,789,143.56 - Step 5: Solve for x
x = 480,627,789,143.56/798,655.58 - Step 6: Final answer
x = 601,796.07
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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.