Finding the Fourth Proportional to 956,413.44, 1,434,620.16 and 291,559.68
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Solution
The fourth proportional to 956,413.44, 1,434,620.16 and 291,559.68 is: 437,339.52
Step by Step Solution
- Step 1: Write the proportion equation
956,413.44 : 1,434,620.16 = 291,559.68 : x - Step 2: Convert to fraction form
956,413.44/1,434,620.16 = 291,559.68/x - Step 3: Cross multiply
956,413.44x = 1,434,620.16 × 291,559.68 - Step 4: Simplify right side
956,413.44x = 418,277,394,771.15 - Step 5: Solve for x
x = 418,277,394,771.15/956,413.44 - Step 6: Final answer
x = 437,339.52
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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.