Finding the Fourth Proportional to 392,232.21, 587,792.08 and 164,282.23
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Solution
The fourth proportional to 392,232.21, 587,792.08 and 164,282.23 is: 246,190.37
Step by Step Solution
- Step 1: Write the proportion equation
392,232.21 : 587,792.08 = 164,282.23 : x - Step 2: Convert to fraction form
392,232.21/587,792.08 = 164,282.23/x - Step 3: Cross multiply
392,232.21x = 587,792.08 × 164,282.23 - Step 4: Simplify right side
392,232.21x = 96,563,793,678.74 - Step 5: Solve for x
x = 96,563,793,678.74/392,232.21 - Step 6: Final answer
x = 246,190.37
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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.