Finding the Fourth Proportional to 805,413.12, 1,205,490.24 and 592,124.72
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Solution
The fourth proportional to 805,413.12, 1,205,490.24 and 592,124.72 is: 886,253.96
Step by Step Solution
- Step 1: Write the proportion equation
805,413.12 : 1,205,490.24 = 592,124.72 : x - Step 2: Convert to fraction form
805,413.12/1,205,490.24 = 592,124.72/x - Step 3: Cross multiply
805,413.12x = 1,205,490.24 × 592,124.72 - Step 4: Simplify right side
805,413.12x = 713,800,570,822.73 - Step 5: Solve for x
x = 713,800,570,822.73/805,413.12 - Step 6: Final answer
x = 886,253.96
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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.