Finding the Fourth Proportional to 898,082.85, 1,239,354.34 and 612,102.53
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Solution
The fourth proportional to 898,082.85, 1,239,354.34 and 612,102.53 is: 844,701.50
Step by Step Solution
- Step 1: Write the proportion equation
898,082.85 : 1,239,354.34 = 612,102.53 : x - Step 2: Convert to fraction form
898,082.85/1,239,354.34 = 612,102.53/x - Step 3: Cross multiply
898,082.85x = 1,239,354.34 × 612,102.53 - Step 4: Simplify right side
898,082.85x = 758,611,927,080.48 - Step 5: Solve for x
x = 758,611,927,080.48/898,082.85 - Step 6: Final answer
x = 844,701.50
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.