Finding the Fourth Proportional to 452,486.19, 624,413.84 and 251,295.15
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Solution
The fourth proportional to 452,486.19, 624,413.84 and 251,295.15 is: 346,777.81
Step by Step Solution
- Step 1: Write the proportion equation
452,486.19 : 624,413.84 = 251,295.15 : x - Step 2: Convert to fraction form
452,486.19/624,413.84 = 251,295.15/x - Step 3: Cross multiply
452,486.19x = 624,413.84 × 251,295.15 - Step 4: Simplify right side
452,486.19x = 156,912,168,328.40 - Step 5: Solve for x
x = 156,912,168,328.40/452,486.19 - Step 6: Final answer
x = 346,777.81
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.