Finding the Fourth Proportional to 481,604.81, 664,585.44 and 266,732.06
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Solution
The fourth proportional to 481,604.81, 664,585.44 and 266,732.06 is: 368,074.07
Step by Step Solution
- Step 1: Write the proportion equation
481,604.81 : 664,585.44 = 266,732.06 : x - Step 2: Convert to fraction form
481,604.81/664,585.44 = 266,732.06/x - Step 3: Cross multiply
481,604.81x = 664,585.44 × 266,732.06 - Step 4: Simplify right side
481,604.81x = 177,266,243,457.21 - Step 5: Solve for x
x = 177,266,243,457.21/481,604.81 - Step 6: Final answer
x = 368,074.07
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.