Finding the Fourth Proportional to 1,332,374.57, 1,998,543.38 and 321,488.09
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Solution
The fourth proportional to 1,332,374.57, 1,998,543.38 and 321,488.09 is: 482,227.67
Step by Step Solution
- Step 1: Write the proportion equation
1,332,374.57 : 1,998,543.38 = 321,488.09 : x - Step 2: Convert to fraction form
1,332,374.57/1,998,543.38 = 321,488.09/x - Step 3: Cross multiply
1,332,374.57x = 1,998,543.38 × 321,488.09 - Step 4: Simplify right side
1,332,374.57x = 642,507,889,912.73 - Step 5: Solve for x
x = 642,507,889,912.73/1,332,374.57 - Step 6: Final answer
x = 482,227.67
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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.