Finding the Fourth Proportional to 394,894.08, 592,323.84 and 114,405.12
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Solution
The fourth proportional to 394,894.08, 592,323.84 and 114,405.12 is: 171,602.67
Step by Step Solution
- Step 1: Write the proportion equation
394,894.08 : 592,323.84 = 114,405.12 : x - Step 2: Convert to fraction form
394,894.08/592,323.84 = 114,405.12/x - Step 3: Cross multiply
394,894.08x = 592,323.84 × 114,405.12 - Step 4: Simplify right side
394,894.08x = 67,764,879,994.06 - Step 5: Solve for x
x = 67,764,879,994.06/394,894.08 - Step 6: Final answer
x = 171,602.67
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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.