Finding the Fourth Proportional to 431,813.50, 595,594.08 and 374,350.07
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Solution
The fourth proportional to 431,813.50, 595,594.08 and 374,350.07 is: 516,335.61
Step by Step Solution
- Step 1: Write the proportion equation
431,813.50 : 595,594.08 = 374,350.07 : x - Step 2: Convert to fraction form
431,813.50/595,594.08 = 374,350.07/x - Step 3: Cross multiply
431,813.50x = 595,594.08 × 374,350.07 - Step 4: Simplify right side
431,813.50x = 222,960,687,028.57 - Step 5: Solve for x
x = 222,960,687,028.57/431,813.50 - Step 6: Final answer
x = 516,335.61
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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.