Finding the Fourth Proportional to 453,720.62, 680,529.08 and 121,322.54
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Solution
The fourth proportional to 453,720.62, 680,529.08 and 121,322.54 is: 181,969.94
Step by Step Solution
- Step 1: Write the proportion equation
453,720.62 : 680,529.08 = 121,322.54 : x - Step 2: Convert to fraction form
453,720.62/680,529.08 = 121,322.54/x - Step 3: Cross multiply
453,720.62x = 680,529.08 × 121,322.54 - Step 4: Simplify right side
453,720.62x = 82,563,512,520.21 - Step 5: Solve for x
x = 82,563,512,520.21/453,720.62 - Step 6: Final answer
x = 181,969.94
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.