Finding the Fourth Proportional to 343,306.24, 515,101.50 and 185,348.94
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Solution
The fourth proportional to 343,306.24, 515,101.50 and 185,348.94 is: 278,100.15
Step by Step Solution
- Step 1: Write the proportion equation
343,306.24 : 515,101.50 = 185,348.94 : x - Step 2: Convert to fraction form
343,306.24/515,101.50 = 185,348.94/x - Step 3: Cross multiply
343,306.24x = 515,101.50 × 185,348.94 - Step 4: Simplify right side
343,306.24x = 95,473,517,017.41 - Step 5: Solve for x
x = 95,473,517,017.41/343,306.24 - Step 6: Final answer
x = 278,100.15
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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.