Finding the Fourth Proportional to 659,542.91, 989,352.63 and 186,188.63
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Solution
The fourth proportional to 659,542.91, 989,352.63 and 186,188.63 is: 279,293.74
Step by Step Solution
- Step 1: Write the proportion equation
659,542.91 : 989,352.63 = 186,188.63 : x - Step 2: Convert to fraction form
659,542.91/989,352.63 = 186,188.63/x - Step 3: Cross multiply
659,542.91x = 989,352.63 × 186,188.63 - Step 4: Simplify right side
659,542.91x = 184,206,205,819.83 - Step 5: Solve for x
x = 184,206,205,819.83/659,542.91 - Step 6: Final answer
x = 279,293.74
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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.