Finding the Fourth Proportional to 283,854.09, 425,299.15 and 171,297.80
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Solution
The fourth proportional to 283,854.09, 425,299.15 and 171,297.80 is: 256,655.84
Step by Step Solution
- Step 1: Write the proportion equation
283,854.09 : 425,299.15 = 171,297.80 : x - Step 2: Convert to fraction form
283,854.09/425,299.15 = 171,297.80/x - Step 3: Cross multiply
283,854.09x = 425,299.15 × 171,297.80 - Step 4: Simplify right side
283,854.09x = 72,852,808,736.87 - Step 5: Solve for x
x = 72,852,808,736.87/283,854.09 - Step 6: Final answer
x = 256,655.84
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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.