Finding the Fourth Proportional to 283,555.20, 425,527.20 and 125,896.80
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Solution
The fourth proportional to 283,555.20, 425,527.20 and 125,896.80 is: 188,931.51
Step by Step Solution
- Step 1: Write the proportion equation
283,555.20 : 425,527.20 = 125,896.80 : x - Step 2: Convert to fraction form
283,555.20/425,527.20 = 125,896.80/x - Step 3: Cross multiply
283,555.20x = 425,527.20 × 125,896.80 - Step 4: Simplify right side
283,555.20x = 53,572,512,792.96 - Step 5: Solve for x
x = 53,572,512,792.96/283,555.20 - Step 6: Final answer
x = 188,931.51
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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.