Finding the Fourth Proportional to 659,553.48, 989,240.58 and 186,276.96
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Solution
The fourth proportional to 659,553.48, 989,240.58 and 186,276.96 is: 279,390.12
Step by Step Solution
- Step 1: Write the proportion equation
659,553.48 : 989,240.58 = 186,276.96 : x - Step 2: Convert to fraction form
659,553.48/989,240.58 = 186,276.96/x - Step 3: Cross multiply
659,553.48x = 989,240.58 × 186,276.96 - Step 4: Simplify right side
659,553.48x = 184,272,727,951.04 - Step 5: Solve for x
x = 184,272,727,951.04/659,553.48 - Step 6: Final answer
x = 279,390.12
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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.