Finding the Fourth Proportional to 394,787.74, 592,407.32 and 167,065.42
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Solution
The fourth proportional to 394,787.74, 592,407.32 and 167,065.42 is: 250,693.65
Step by Step Solution
- Step 1: Write the proportion equation
394,787.74 : 592,407.32 = 167,065.42 : x - Step 2: Convert to fraction form
394,787.74/592,407.32 = 167,065.42/x - Step 3: Cross multiply
394,787.74x = 592,407.32 × 167,065.42 - Step 4: Simplify right side
394,787.74x = 98,970,777,726.87 - Step 5: Solve for x
x = 98,970,777,726.87/394,787.74 - Step 6: Final answer
x = 250,693.65
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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.