Finding the Fourth Proportional to 798,193.35, 1,101,361.79 and 471,559.55
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Solution
The fourth proportional to 798,193.35, 1,101,361.79 and 471,559.55 is: 650,666.49
Step by Step Solution
- Step 1: Write the proportion equation
798,193.35 : 1,101,361.79 = 471,559.55 : x - Step 2: Convert to fraction form
798,193.35/1,101,361.79 = 471,559.55/x - Step 3: Cross multiply
798,193.35x = 1,101,361.79 × 471,559.55 - Step 4: Simplify right side
798,193.35x = 519,357,662,214.99 - Step 5: Solve for x
x = 519,357,662,214.99/798,193.35 - Step 6: Final answer
x = 650,666.49
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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.