Finding the Fourth Proportional to 303,652.14, 455,232.06 and 126,291.93
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Solution
The fourth proportional to 303,652.14, 455,232.06 and 126,291.93 is: 189,335.52
Step by Step Solution
- Step 1: Write the proportion equation
303,652.14 : 455,232.06 = 126,291.93 : x - Step 2: Convert to fraction form
303,652.14/455,232.06 = 126,291.93/x - Step 3: Cross multiply
303,652.14x = 455,232.06 × 126,291.93 - Step 4: Simplify right side
303,652.14x = 57,492,135,455.28 - Step 5: Solve for x
x = 57,492,135,455.28/303,652.14 - Step 6: Final answer
x = 189,335.52
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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.