Finding the Fourth Proportional to 340,639.56, 470,093.79 and 187,684.02
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Solution
The fourth proportional to 340,639.56, 470,093.79 and 187,684.02 is: 259,010.12
Step by Step Solution
- Step 1: Write the proportion equation
340,639.56 : 470,093.79 = 187,684.02 : x - Step 2: Convert to fraction form
340,639.56/470,093.79 = 187,684.02/x - Step 3: Cross multiply
340,639.56x = 470,093.79 × 187,684.02 - Step 4: Simplify right side
340,639.56x = 88,229,092,284.24 - Step 5: Solve for x
x = 88,229,092,284.24/340,639.56 - Step 6: Final answer
x = 259,010.12
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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.