Finding the Fourth Proportional to 481,582.18, 664,581.74 and 277,632.12
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Solution
The fourth proportional to 481,582.18, 664,581.74 and 277,632.12 is: 383,131.37
Step by Step Solution
- Step 1: Write the proportion equation
481,582.18 : 664,581.74 = 277,632.12 : x - Step 2: Convert to fraction form
481,582.18/664,581.74 = 277,632.12/x - Step 3: Cross multiply
481,582.18x = 664,581.74 × 277,632.12 - Step 4: Simplify right side
481,582.18x = 184,509,238,493.51 - Step 5: Solve for x
x = 184,509,238,493.51/481,582.18 - Step 6: Final answer
x = 383,131.37
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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.