Finding the Fourth Proportional to 283,501.20, 425,251.80 and 234,293.70
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Solution
The fourth proportional to 283,501.20, 425,251.80 and 234,293.70 is: 351,440.55
Step by Step Solution
- Step 1: Write the proportion equation
283,501.20 : 425,251.80 = 234,293.70 : x - Step 2: Convert to fraction form
283,501.20/425,251.80 = 234,293.70/x - Step 3: Cross multiply
283,501.20x = 425,251.80 × 234,293.70 - Step 4: Simplify right side
283,501.20x = 99,633,817,653.66 - Step 5: Solve for x
x = 99,633,817,653.66/283,501.20 - Step 6: Final answer
x = 351,440.55
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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.