Finding the Fourth Proportional to 455,544.69, 683,319.47 and 298,765.95
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Solution
The fourth proportional to 455,544.69, 683,319.47 and 298,765.95 is: 448,150.52
Step by Step Solution
- Step 1: Write the proportion equation
455,544.69 : 683,319.47 = 298,765.95 : x - Step 2: Convert to fraction form
455,544.69/683,319.47 = 298,765.95/x - Step 3: Cross multiply
455,544.69x = 683,319.47 × 298,765.95 - Step 4: Simplify right side
455,544.69x = 204,152,590,608.05 - Step 5: Solve for x
x = 204,152,590,608.05/455,544.69 - Step 6: Final answer
x = 448,150.52
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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.