Finding the Fourth Proportional to 297,657.26, 446,489.58 and 87,299.54
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Solution
The fourth proportional to 297,657.26, 446,489.58 and 87,299.54 is: 130,950.39
Step by Step Solution
- Step 1: Write the proportion equation
297,657.26 : 446,489.58 = 87,299.54 : x - Step 2: Convert to fraction form
297,657.26/446,489.58 = 87,299.54/x - Step 3: Cross multiply
297,657.26x = 446,489.58 × 87,299.54 - Step 4: Simplify right side
297,657.26x = 38,978,334,948.79 - Step 5: Solve for x
x = 38,978,334,948.79/297,657.26 - Step 6: Final answer
x = 130,950.39
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.