Finding the Fourth Proportional to 394,746.36, 592,157.08 and 110,436.90
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Solution
The fourth proportional to 394,746.36, 592,157.08 and 110,436.90 is: 165,665.85
Step by Step Solution
- Step 1: Write the proportion equation
394,746.36 : 592,157.08 = 110,436.90 : x - Step 2: Convert to fraction form
394,746.36/592,157.08 = 110,436.90/x - Step 3: Cross multiply
394,746.36x = 592,157.08 × 110,436.90 - Step 4: Simplify right side
394,746.36x = 65,395,992,228.25 - Step 5: Solve for x
x = 65,395,992,228.25/394,746.36 - Step 6: Final answer
x = 165,665.85
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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.