Finding the Fourth Proportional to 651,380.59, 977,163.63 and 202,140.28
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Solution
The fourth proportional to 651,380.59, 977,163.63 and 202,140.28 is: 303,239.20
Step by Step Solution
- Step 1: Write the proportion equation
651,380.59 : 977,163.63 = 202,140.28 : x - Step 2: Convert to fraction form
651,380.59/977,163.63 = 202,140.28/x - Step 3: Cross multiply
651,380.59x = 977,163.63 × 202,140.28 - Step 4: Simplify right side
651,380.59x = 197,524,129,774.02 - Step 5: Solve for x
x = 197,524,129,774.02/651,380.59 - Step 6: Final answer
x = 303,239.20
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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.