Finding the Fourth Proportional to 283,523.70, 425,285.55 and 266,027.70
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Solution
The fourth proportional to 283,523.70, 425,285.55 and 266,027.70 is: 399,041.55
Step by Step Solution
- Step 1: Write the proportion equation
283,523.70 : 425,285.55 = 266,027.70 : x - Step 2: Convert to fraction form
283,523.70/425,285.55 = 266,027.70/x - Step 3: Cross multiply
283,523.70x = 425,285.55 × 266,027.70 - Step 4: Simplify right side
283,523.70x = 113,137,736,709.74 - Step 5: Solve for x
x = 113,137,736,709.74/283,523.70 - Step 6: Final answer
x = 399,041.55
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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.