Finding the Fourth Proportional to 734,253.94, 1,101,380.91 and 260,957.98
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Solution
The fourth proportional to 734,253.94, 1,101,380.91 and 260,957.98 is: 391,436.97
Step by Step Solution
- Step 1: Write the proportion equation
734,253.94 : 1,101,380.91 = 260,957.98 : x - Step 2: Convert to fraction form
734,253.94/1,101,380.91 = 260,957.98/x - Step 3: Cross multiply
734,253.94x = 1,101,380.91 × 260,957.98 - Step 4: Simplify right side
734,253.94x = 287,414,137,484.16 - Step 5: Solve for x
x = 287,414,137,484.16/734,253.94 - Step 6: Final answer
x = 391,436.97
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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.