Finding the Fourth Proportional to 313,588.08, 432,756.18 and 170,350.92
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Solution
The fourth proportional to 313,588.08, 432,756.18 and 170,350.92 is: 235,086.78
Step by Step Solution
- Step 1: Write the proportion equation
313,588.08 : 432,756.18 = 170,350.92 : x - Step 2: Convert to fraction form
313,588.08/432,756.18 = 170,350.92/x - Step 3: Cross multiply
313,588.08x = 432,756.18 × 170,350.92 - Step 4: Simplify right side
313,588.08x = 73,720,413,398.69 - Step 5: Solve for x
x = 73,720,413,398.69/313,588.08 - Step 6: Final answer
x = 235,086.78
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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.