Finding the Fourth Proportional to 313,868.70, 433,129.41 and 170,625.06
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Solution
The fourth proportional to 313,868.70, 433,129.41 and 170,625.06 is: 235,457.47
Step by Step Solution
- Step 1: Write the proportion equation
313,868.70 : 433,129.41 = 170,625.06 : x - Step 2: Convert to fraction form
313,868.70/433,129.41 = 170,625.06/x - Step 3: Cross multiply
313,868.70x = 433,129.41 × 170,625.06 - Step 4: Simplify right side
313,868.70x = 73,902,731,569.01 - Step 5: Solve for x
x = 73,902,731,569.01/313,868.70 - Step 6: Final answer
x = 235,457.47
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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.