Finding the Fourth Proportional to 931,982.24, 1,395,731.18 and 531,408.60
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Solution
The fourth proportional to 931,982.24, 1,395,731.18 and 531,408.60 is: 795,834.43
Step by Step Solution
- Step 1: Write the proportion equation
931,982.24 : 1,395,731.18 = 531,408.60 : x - Step 2: Convert to fraction form
931,982.24/1,395,731.18 = 531,408.60/x - Step 3: Cross multiply
931,982.24x = 1,395,731.18 × 531,408.60 - Step 4: Simplify right side
931,982.24x = 741,703,552,340.15 - Step 5: Solve for x
x = 741,703,552,340.15/931,982.24 - Step 6: Final answer
x = 795,834.43
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.