Finding the Fourth Proportional to 732,619.20, 1,099,086.68 and 227,170.02
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Solution
The fourth proportional to 732,619.20, 1,099,086.68 and 227,170.02 is: 340,803.99
Step by Step Solution
- Step 1: Write the proportion equation
732,619.20 : 1,099,086.68 = 227,170.02 : x - Step 2: Convert to fraction form
732,619.20/1,099,086.68 = 227,170.02/x - Step 3: Cross multiply
732,619.20x = 1,099,086.68 × 227,170.02 - Step 4: Simplify right side
732,619.20x = 249,679,543,077.33 - Step 5: Solve for x
x = 249,679,543,077.33/732,619.20 - Step 6: Final answer
x = 340,803.99
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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.