Finding the Fourth Proportional to 608,796.79, 840,082.34 and 412,163.26
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Solution
The fourth proportional to 608,796.79, 840,082.34 and 412,163.26 is: 568,746.55
Step by Step Solution
- Step 1: Write the proportion equation
608,796.79 : 840,082.34 = 412,163.26 : x - Step 2: Convert to fraction form
608,796.79/840,082.34 = 412,163.26/x - Step 3: Cross multiply
608,796.79x = 840,082.34 × 412,163.26 - Step 4: Simplify right side
608,796.79x = 346,251,075,922.83 - Step 5: Solve for x
x = 346,251,075,922.83/608,796.79 - Step 6: Final answer
x = 568,746.55
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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.