Finding the Fourth Proportional to 753,262.01, 1,129,902.21 and 220,793.81
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Solution
The fourth proportional to 753,262.01, 1,129,902.21 and 220,793.81 is: 331,193.41
Step by Step Solution
- Step 1: Write the proportion equation
753,262.01 : 1,129,902.21 = 220,793.81 : x - Step 2: Convert to fraction form
753,262.01/1,129,902.21 = 220,793.81/x - Step 3: Cross multiply
753,262.01x = 1,129,902.21 × 220,793.81 - Step 4: Simplify right side
753,262.01x = 249,475,413,873.32 - Step 5: Solve for x
x = 249,475,413,873.32/753,262.01 - Step 6: Final answer
x = 331,193.41
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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.