Finding the Fourth Proportional to 296,849.79, 445,231.62 and 97,178.09
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Solution
The fourth proportional to 296,849.79, 445,231.62 and 97,178.09 is: 145,753.03
Step by Step Solution
- Step 1: Write the proportion equation
296,849.79 : 445,231.62 = 97,178.09 : x - Step 2: Convert to fraction form
296,849.79/445,231.62 = 97,178.09/x - Step 3: Cross multiply
296,849.79x = 445,231.62 × 97,178.09 - Step 4: Simplify right side
296,849.79x = 43,266,756,213.05 - Step 5: Solve for x
x = 43,266,756,213.05/296,849.79 - Step 6: Final answer
x = 145,753.03
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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.