Finding the Fourth Proportional to 659,628.36, 989,482.50 and 186,349.14
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Solution
The fourth proportional to 659,628.36, 989,482.50 and 186,349.14 is: 279,535.00
Step by Step Solution
- Step 1: Write the proportion equation
659,628.36 : 989,482.50 = 186,349.14 : x - Step 2: Convert to fraction form
659,628.36/989,482.50 = 186,349.14/x - Step 3: Cross multiply
659,628.36x = 989,482.50 × 186,349.14 - Step 4: Simplify right side
659,628.36x = 184,389,212,920.05 - Step 5: Solve for x
x = 184,389,212,920.05/659,628.36 - Step 6: Final answer
x = 279,535.00
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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.