Finding the Fourth Proportional to 741,534.23, 1,023,166.32 and 435,660.41
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Solution
The fourth proportional to 741,534.23, 1,023,166.32 and 435,660.41 is: 601,122.70
Step by Step Solution
- Step 1: Write the proportion equation
741,534.23 : 1,023,166.32 = 435,660.41 : x - Step 2: Convert to fraction form
741,534.23/1,023,166.32 = 435,660.41/x - Step 3: Cross multiply
741,534.23x = 1,023,166.32 × 435,660.41 - Step 4: Simplify right side
741,534.23x = 445,753,053,353.56 - Step 5: Solve for x
x = 445,753,053,353.56/741,534.23 - Step 6: Final answer
x = 601,122.70
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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.