Finding the Fourth Proportional to 283,284.28, 424,995.08 and 83,600.26
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Solution
The fourth proportional to 283,284.28, 424,995.08 and 83,600.26 is: 125,420.65
Step by Step Solution
- Step 1: Write the proportion equation
283,284.28 : 424,995.08 = 83,600.26 : x - Step 2: Convert to fraction form
283,284.28/424,995.08 = 83,600.26/x - Step 3: Cross multiply
283,284.28x = 424,995.08 × 83,600.26 - Step 4: Simplify right side
283,284.28x = 35,529,699,186.72 - Step 5: Solve for x
x = 35,529,699,186.72/283,284.28 - Step 6: Final answer
x = 125,420.65
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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.