Finding the Fourth Proportional to 296,678.42, 445,116.99 and 97,008.02
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Solution
The fourth proportional to 296,678.42, 445,116.99 and 97,008.02 is: 145,544.52
Step by Step Solution
- Step 1: Write the proportion equation
296,678.42 : 445,116.99 = 97,008.02 : x - Step 2: Convert to fraction form
296,678.42/445,116.99 = 97,008.02/x - Step 3: Cross multiply
296,678.42x = 445,116.99 × 97,008.02 - Step 4: Simplify right side
296,678.42x = 43,179,917,868.26 - Step 5: Solve for x
x = 43,179,917,868.26/296,678.42 - Step 6: Final answer
x = 145,544.52
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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.