Finding the Fourth Proportional to 882,830.72, 1,324,118.62 and 283,713.68
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Solution
The fourth proportional to 882,830.72, 1,324,118.62 and 283,713.68 is: 425,529.56
Step by Step Solution
- Step 1: Write the proportion equation
882,830.72 : 1,324,118.62 = 283,713.68 : x - Step 2: Convert to fraction form
882,830.72/1,324,118.62 = 283,713.68/x - Step 3: Cross multiply
882,830.72x = 1,324,118.62 × 283,713.68 - Step 4: Simplify right side
882,830.72x = 375,670,566,436.72 - Step 5: Solve for x
x = 375,670,566,436.72/882,830.72 - Step 6: Final answer
x = 425,529.56
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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.