Finding the Fourth Proportional to 738,404.48, 1,107,606.61 and 177,438.98
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Solution
The fourth proportional to 738,404.48, 1,107,606.61 and 177,438.98 is: 266,158.44
Step by Step Solution
- Step 1: Write the proportion equation
738,404.48 : 1,107,606.61 = 177,438.98 : x - Step 2: Convert to fraction form
738,404.48/1,107,606.61 = 177,438.98/x - Step 3: Cross multiply
738,404.48x = 1,107,606.61 × 177,438.98 - Step 4: Simplify right side
738,404.48x = 196,532,585,997.24 - Step 5: Solve for x
x = 196,532,585,997.24/738,404.48 - Step 6: Final answer
x = 266,158.44
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.