Finding the Fourth Proportional to 873,824.34, 1,310,783.21 and 274,832.20
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Solution
The fourth proportional to 873,824.34, 1,310,783.21 and 274,832.20 is: 412,262.99
Step by Step Solution
- Step 1: Write the proportion equation
873,824.34 : 1,310,783.21 = 274,832.20 : x - Step 2: Convert to fraction form
873,824.34/1,310,783.21 = 274,832.20/x - Step 3: Cross multiply
873,824.34x = 1,310,783.21 × 274,832.20 - Step 4: Simplify right side
873,824.34x = 360,245,433,327.36 - Step 5: Solve for x
x = 360,245,433,327.36/873,824.34 - Step 6: Final answer
x = 412,262.99
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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.