Finding the Fourth Proportional to 819,082.44, 1,228,790.70 and 464,254.92
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Solution
The fourth proportional to 819,082.44, 1,228,790.70 and 464,254.92 is: 696,477.06
Step by Step Solution
- Step 1: Write the proportion equation
819,082.44 : 1,228,790.70 = 464,254.92 : x - Step 2: Convert to fraction form
819,082.44/1,228,790.70 = 464,254.92/x - Step 3: Cross multiply
819,082.44x = 1,228,790.70 × 464,254.92 - Step 4: Simplify right side
819,082.44x = 570,472,128,125.24 - Step 5: Solve for x
x = 570,472,128,125.24/819,082.44 - Step 6: Final answer
x = 696,477.06
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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.