Finding the Fourth Proportional to 670,766.36, 1,006,125.62 and 190,996.49
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Solution
The fourth proportional to 670,766.36, 1,006,125.62 and 190,996.49 is: 286,487.92
Step by Step Solution
- Step 1: Write the proportion equation
670,766.36 : 1,006,125.62 = 190,996.49 : x - Step 2: Convert to fraction form
670,766.36/1,006,125.62 = 190,996.49/x - Step 3: Cross multiply
670,766.36x = 1,006,125.62 × 190,996.49 - Step 4: Simplify right side
670,766.36x = 192,166,455,933.46 - Step 5: Solve for x
x = 192,166,455,933.46/670,766.36 - Step 6: Final answer
x = 286,487.92
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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.