Finding the Fourth Proportional to 791,635.36, 1,187,003.19 and 311,602.99
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Solution
The fourth proportional to 791,635.36, 1,187,003.19 and 311,602.99 is: 467,227.42
Step by Step Solution
- Step 1: Write the proportion equation
791,635.36 : 1,187,003.19 = 311,602.99 : x - Step 2: Convert to fraction form
791,635.36/1,187,003.19 = 311,602.99/x - Step 3: Cross multiply
791,635.36x = 1,187,003.19 × 311,602.99 - Step 4: Simplify right side
791,635.36x = 369,873,743,143.54 - Step 5: Solve for x
x = 369,873,743,143.54/791,635.36 - Step 6: Final answer
x = 467,227.42
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.