Finding the Fourth Proportional to 279,406.99, 419,172.98 and 101,914.00
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Solution
The fourth proportional to 279,406.99, 419,172.98 and 101,914.00 is: 152,893.79
Step by Step Solution
- Step 1: Write the proportion equation
279,406.99 : 419,172.98 = 101,914.00 : x - Step 2: Convert to fraction form
279,406.99/419,172.98 = 101,914.00/x - Step 3: Cross multiply
279,406.99x = 419,172.98 × 101,914.00 - Step 4: Simplify right side
279,406.99x = 42,719,594,290.57 - Step 5: Solve for x
x = 42,719,594,290.57/279,406.99 - Step 6: Final answer
x = 152,893.79
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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.