Finding the Fourth Proportional to 354,575.39, 531,859.01 and 101,862.11
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Solution
The fourth proportional to 354,575.39, 531,859.01 and 101,862.11 is: 152,791.99
Step by Step Solution
- Step 1: Write the proportion equation
354,575.39 : 531,859.01 = 101,862.11 : x - Step 2: Convert to fraction form
354,575.39/531,859.01 = 101,862.11/x - Step 3: Cross multiply
354,575.39x = 531,859.01 × 101,862.11 - Step 4: Simplify right side
354,575.39x = 54,176,280,471.80 - Step 5: Solve for x
x = 54,176,280,471.80/354,575.39 - Step 6: Final answer
x = 152,791.99
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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.