Finding the Fourth Proportional to 296,419.80, 444,629.70 and 130,207.80
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Solution
The fourth proportional to 296,419.80, 444,629.70 and 130,207.80 is: 195,311.70
Step by Step Solution
- Step 1: Write the proportion equation
296,419.80 : 444,629.70 = 130,207.80 : x - Step 2: Convert to fraction form
296,419.80/444,629.70 = 130,207.80/x - Step 3: Cross multiply
296,419.80x = 444,629.70 × 130,207.80 - Step 4: Simplify right side
296,419.80x = 57,894,255,051.66 - Step 5: Solve for x
x = 57,894,255,051.66/296,419.80 - Step 6: Final answer
x = 195,311.70
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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.