Finding the Fourth Proportional to 481,451.49, 664,394.92 and 266,586.93
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Solution
The fourth proportional to 481,451.49, 664,394.92 and 266,586.93 is: 367,885.46
Step by Step Solution
- Step 1: Write the proportion equation
481,451.49 : 664,394.92 = 266,586.93 : x - Step 2: Convert to fraction form
481,451.49/664,394.92 = 266,586.93/x - Step 3: Cross multiply
481,451.49x = 664,394.92 × 266,586.93 - Step 4: Simplify right side
481,451.49x = 177,119,001,363.93 - Step 5: Solve for x
x = 177,119,001,363.93/481,451.49 - Step 6: Final answer
x = 367,885.46
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1.5x scale
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.