Finding the Fourth Proportional to 791,286.94, 1,187,030.99 and 251,350.59
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Solution
The fourth proportional to 791,286.94, 1,187,030.99 and 251,350.59 is: 377,057.83
Step by Step Solution
- Step 1: Write the proportion equation
791,286.94 : 1,187,030.99 = 251,350.59 : x - Step 2: Convert to fraction form
791,286.94/1,187,030.99 = 251,350.59/x - Step 3: Cross multiply
791,286.94x = 1,187,030.99 × 251,350.59 - Step 4: Simplify right side
791,286.94x = 298,360,939,684.78 - Step 5: Solve for x
x = 298,360,939,684.78/791,286.94 - Step 6: Final answer
x = 377,057.83
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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.