Finding the Fourth Proportional to 283,352.40, 425,028.60 and 125,413.20
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Solution
The fourth proportional to 283,352.40, 425,028.60 and 125,413.20 is: 188,119.80
Step by Step Solution
- Step 1: Write the proportion equation
283,352.40 : 425,028.60 = 125,413.20 : x - Step 2: Convert to fraction form
283,352.40/425,028.60 = 125,413.20/x - Step 3: Cross multiply
283,352.40x = 425,028.60 × 125,413.20 - Step 4: Simplify right side
283,352.40x = 53,304,196,817.52 - Step 5: Solve for x
x = 53,304,196,817.52/283,352.40 - Step 6: Final answer
x = 188,119.80
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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.