Finding the Fourth Proportional to 297,734.28, 410,881.14 and 170,450.88
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Solution
The fourth proportional to 297,734.28, 410,881.14 and 170,450.88 is: 235,226.70
Step by Step Solution
- Step 1: Write the proportion equation
297,734.28 : 410,881.14 = 170,450.88 : x - Step 2: Convert to fraction form
297,734.28/410,881.14 = 170,450.88/x - Step 3: Cross multiply
297,734.28x = 410,881.14 × 170,450.88 - Step 4: Simplify right side
297,734.28x = 70,035,051,888.40 - Step 5: Solve for x
x = 70,035,051,888.40/297,734.28 - Step 6: Final answer
x = 235,226.70
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1.5x scale
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.