Finding the Fourth Proportional to 366,171.79, 549,057.46 and 290,754.79
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Solution
The fourth proportional to 366,171.79, 549,057.46 and 290,754.79 is: 435,973.20
Step by Step Solution
- Step 1: Write the proportion equation
366,171.79 : 549,057.46 = 290,754.79 : x - Step 2: Convert to fraction form
366,171.79/549,057.46 = 290,754.79/x - Step 3: Cross multiply
366,171.79x = 549,057.46 × 290,754.79 - Step 4: Simplify right side
366,171.79x = 159,641,086,480.23 - Step 5: Solve for x
x = 159,641,086,480.23/366,171.79 - Step 6: Final answer
x = 435,973.20
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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.