Finding the Fourth Proportional to 683,854.99, 943,850.28 and 450,872.85
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Solution
The fourth proportional to 683,854.99, 943,850.28 and 450,872.85 is: 622,290.49
Step by Step Solution
- Step 1: Write the proportion equation
683,854.99 : 943,850.28 = 450,872.85 : x - Step 2: Convert to fraction form
683,854.99/943,850.28 = 450,872.85/x - Step 3: Cross multiply
683,854.99x = 943,850.28 × 450,872.85 - Step 4: Simplify right side
683,854.99x = 425,556,458,743.28 - Step 5: Solve for x
x = 425,556,458,743.28/683,854.99 - Step 6: Final answer
x = 622,290.49
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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.