Finding the Fourth Proportional to 868,313.28, 1,302,351.67 and 228,563.44
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Solution
The fourth proportional to 868,313.28, 1,302,351.67 and 228,563.44 is: 342,814.03
Step by Step Solution
- Step 1: Write the proportion equation
868,313.28 : 1,302,351.67 = 228,563.44 : x - Step 2: Convert to fraction form
868,313.28/1,302,351.67 = 228,563.44/x - Step 3: Cross multiply
868,313.28x = 1,302,351.67 × 228,563.44 - Step 4: Simplify right side
868,313.28x = 297,669,977,784.95 - Step 5: Solve for x
x = 297,669,977,784.95/868,313.28 - Step 6: Final answer
x = 342,814.03
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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.