Finding the Fourth Proportional to 914,998.28, 1,372,824.10 and 555,901.70
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Solution
The fourth proportional to 914,998.28, 1,372,824.10 and 555,901.70 is: 834,051.02
Step by Step Solution
- Step 1: Write the proportion equation
914,998.28 : 1,372,824.10 = 555,901.70 : x - Step 2: Convert to fraction form
914,998.28/1,372,824.10 = 555,901.70/x - Step 3: Cross multiply
914,998.28x = 1,372,824.10 × 555,901.70 - Step 4: Simplify right side
914,998.28x = 763,155,250,990.97 - Step 5: Solve for x
x = 763,155,250,990.97/914,998.28 - Step 6: Final answer
x = 834,051.02
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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.