Finding the Fourth Proportional to 340,593.26, 470,033.26 and 189,690.26
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Solution
The fourth proportional to 340,593.26, 470,033.26 and 189,690.26 is: 261,780.67
Step by Step Solution
- Step 1: Write the proportion equation
340,593.26 : 470,033.26 = 189,690.26 : x - Step 2: Convert to fraction form
340,593.26/470,033.26 = 189,690.26/x - Step 3: Cross multiply
340,593.26x = 470,033.26 × 189,690.26 - Step 4: Simplify right side
340,593.26x = 89,160,731,298.05 - Step 5: Solve for x
x = 89,160,731,298.05/340,593.26 - Step 6: Final answer
x = 261,780.67
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.