Finding the Fourth Proportional to 659,569.08, 989,524.19 and 386,246.10
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Solution
The fourth proportional to 659,569.08, 989,524.19 and 386,246.10 is: 579,469.03
Step by Step Solution
- Step 1: Write the proportion equation
659,569.08 : 989,524.19 = 386,246.10 : x - Step 2: Convert to fraction form
659,569.08/989,524.19 = 386,246.10/x - Step 3: Cross multiply
659,569.08x = 989,524.19 × 386,246.10 - Step 4: Simplify right side
659,569.08x = 382,199,857,311.93 - Step 5: Solve for x
x = 382,199,857,311.93/659,569.08 - Step 6: Final answer
x = 579,469.03
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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.