Finding the Fourth Proportional to 297,051.80, 445,687.05 and 97,378.70
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Solution
The fourth proportional to 297,051.80, 445,687.05 and 97,378.70 is: 146,103.90
Step by Step Solution
- Step 1: Write the proportion equation
297,051.80 : 445,687.05 = 97,378.70 : x - Step 2: Convert to fraction form
297,051.80/445,687.05 = 97,378.70/x - Step 3: Cross multiply
297,051.80x = 445,687.05 × 97,378.70 - Step 4: Simplify right side
297,051.80x = 43,400,425,535.84 - Step 5: Solve for x
x = 43,400,425,535.84/297,051.80 - Step 6: Final answer
x = 146,103.90
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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.