Finding the Fourth Proportional to 504,122.80, 756,184.20 and 130,145.80
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Solution
The fourth proportional to 504,122.80, 756,184.20 and 130,145.80 is: 195,218.70
Step by Step Solution
- Step 1: Write the proportion equation
504,122.80 : 756,184.20 = 130,145.80 : x - Step 2: Convert to fraction form
504,122.80/756,184.20 = 130,145.80/x - Step 3: Cross multiply
504,122.80x = 756,184.20 × 130,145.80 - Step 4: Simplify right side
504,122.80x = 98,414,197,656.36 - Step 5: Solve for x
x = 98,414,197,656.36/504,122.80 - Step 6: Final answer
x = 195,218.70
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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.