Finding the Fourth Proportional to 313,948.98, 433,250.37 and 170,708.94
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Solution
The fourth proportional to 313,948.98, 433,250.37 and 170,708.94 is: 235,578.76
Step by Step Solution
- Step 1: Write the proportion equation
313,948.98 : 433,250.37 = 170,708.94 : x - Step 2: Convert to fraction form
313,948.98/433,250.37 = 170,708.94/x - Step 3: Cross multiply
313,948.98x = 433,250.37 × 170,708.94 - Step 4: Simplify right side
313,948.98x = 73,959,711,417.31 - Step 5: Solve for x
x = 73,959,711,417.31/313,948.98 - Step 6: Final answer
x = 235,578.76
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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.