Finding the Fourth Proportional to 829,998.70, 1,244,998.05 and 795,006.70
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Solution
The fourth proportional to 829,998.70, 1,244,998.05 and 795,006.70 is: 1,192,510.05
Step by Step Solution
- Step 1: Write the proportion equation
829,998.70 : 1,244,998.05 = 795,006.70 : x - Step 2: Convert to fraction form
829,998.70/1,244,998.05 = 795,006.70/x - Step 3: Cross multiply
829,998.70x = 1,244,998.05 × 795,006.70 - Step 4: Simplify right side
829,998.70x = 989,781,791,236.94 - Step 5: Solve for x
x = 989,781,791,236.94/829,998.70 - Step 6: Final answer
x = 1,192,510.05
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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.