Finding the Fourth Proportional to 433,135.36, 649,266.86 and 180,555.70
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Solution
The fourth proportional to 433,135.36, 649,266.86 and 180,555.70 is: 270,651.73
Step by Step Solution
- Step 1: Write the proportion equation
433,135.36 : 649,266.86 = 180,555.70 : x - Step 2: Convert to fraction form
433,135.36/649,266.86 = 180,555.70/x - Step 3: Cross multiply
433,135.36x = 649,266.86 × 180,555.70 - Step 4: Simplify right side
433,135.36x = 117,228,832,394.10 - Step 5: Solve for x
x = 117,228,832,394.10/433,135.36 - Step 6: Final answer
x = 270,651.73
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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.