Finding the Fourth Proportional to 834,352.41, 1,151,399.35 and 471,847.44
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Solution
The fourth proportional to 834,352.41, 1,151,399.35 and 471,847.44 is: 651,145.52
Step by Step Solution
- Step 1: Write the proportion equation
834,352.41 : 1,151,399.35 = 471,847.44 : x - Step 2: Convert to fraction form
834,352.41/1,151,399.35 = 471,847.44/x - Step 3: Cross multiply
834,352.41x = 1,151,399.35 × 471,847.44 - Step 4: Simplify right side
834,352.41x = 543,284,835,715.16 - Step 5: Solve for x
x = 543,284,835,715.16/834,352.41 - Step 6: Final answer
x = 651,145.52
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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.