Finding the Fourth Proportional to 283,549.28, 391,124.88 and 168,750.80
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Solution
The fourth proportional to 283,549.28, 391,124.88 and 168,750.80 is: 232,773.07
Step by Step Solution
- Step 1: Write the proportion equation
283,549.28 : 391,124.88 = 168,750.80 : x - Step 2: Convert to fraction form
283,549.28/391,124.88 = 168,750.80/x - Step 3: Cross multiply
283,549.28x = 391,124.88 × 168,750.80 - Step 4: Simplify right side
283,549.28x = 66,002,636,399.90 - Step 5: Solve for x
x = 66,002,636,399.90/283,549.28 - Step 6: Final answer
x = 232,773.07
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.