Finding the Fourth Proportional to 736,351.83, 1,102,756.28 and 419,849.19
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Solution
The fourth proportional to 736,351.83, 1,102,756.28 and 419,849.19 is: 628,763.74
Step by Step Solution
- Step 1: Write the proportion equation
736,351.83 : 1,102,756.28 = 419,849.19 : x - Step 2: Convert to fraction form
736,351.83/1,102,756.28 = 419,849.19/x - Step 3: Cross multiply
736,351.83x = 1,102,756.28 × 419,849.19 - Step 4: Simplify right side
736,351.83x = 462,991,328,826.17 - Step 5: Solve for x
x = 462,991,328,826.17/736,351.83 - Step 6: Final answer
x = 628,763.74
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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.