Finding the Fourth Proportional to 247,288.68, 370,899.41 and 69,809.99
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Solution
The fourth proportional to 247,288.68, 370,899.41 and 69,809.99 is: 104,705.49
Step by Step Solution
- Step 1: Write the proportion equation
247,288.68 : 370,899.41 = 69,809.99 : x - Step 2: Convert to fraction form
247,288.68/370,899.41 = 69,809.99/x - Step 3: Cross multiply
247,288.68x = 370,899.41 × 69,809.99 - Step 4: Simplify right side
247,288.68x = 25,892,481,899.56 - Step 5: Solve for x
x = 25,892,481,899.56/247,288.68 - Step 6: Final answer
x = 104,705.49
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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.