Finding the Fourth Proportional to 831,745.80, 1,246,750.38 and 603,489.96
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Solution
The fourth proportional to 831,745.80, 1,246,750.38 and 603,489.96 is: 904,604.91
Step by Step Solution
- Step 1: Write the proportion equation
831,745.80 : 1,246,750.38 = 603,489.96 : x - Step 2: Convert to fraction form
831,745.80/1,246,750.38 = 603,489.96/x - Step 3: Cross multiply
831,745.80x = 1,246,750.38 × 603,489.96 - Step 4: Simplify right side
831,745.80x = 752,401,336,956.19 - Step 5: Solve for x
x = 752,401,336,956.19/831,745.80 - Step 6: Final answer
x = 904,604.91
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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.