Finding the Fourth Proportional to 852,437.67, 1,277,639.68 and 396,413.31
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Solution
The fourth proportional to 852,437.67, 1,277,639.68 and 396,413.31 is: 594,147.11
Step by Step Solution
- Step 1: Write the proportion equation
852,437.67 : 1,277,639.68 = 396,413.31 : x - Step 2: Convert to fraction form
852,437.67/1,277,639.68 = 396,413.31/x - Step 3: Cross multiply
852,437.67x = 1,277,639.68 × 396,413.31 - Step 4: Simplify right side
852,437.67x = 506,473,377,376.07 - Step 5: Solve for x
x = 506,473,377,376.07/852,437.67 - Step 6: Final answer
x = 594,147.11
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.