Finding the Fourth Proportional to 578,497.02, 867,413.29 and 308,292.48
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Solution
The fourth proportional to 578,497.02, 867,413.29 and 308,292.48 is: 462,261.66
Step by Step Solution
- Step 1: Write the proportion equation
578,497.02 : 867,413.29 = 308,292.48 : x - Step 2: Convert to fraction form
578,497.02/867,413.29 = 308,292.48/x - Step 3: Cross multiply
578,497.02x = 867,413.29 × 308,292.48 - Step 4: Simplify right side
578,497.02x = 267,416,994,359.06 - Step 5: Solve for x
x = 267,416,994,359.06/578,497.02 - Step 6: Final answer
x = 462,261.66
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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.