Finding the Fourth Proportional to 538,576.60, 807,617.58 and 183,446.12
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Solution
The fourth proportional to 538,576.60, 807,617.58 and 183,446.12 is: 275,084.94
Step by Step Solution
- Step 1: Write the proportion equation
538,576.60 : 807,617.58 = 183,446.12 : x - Step 2: Convert to fraction form
538,576.60/807,617.58 = 183,446.12/x - Step 3: Cross multiply
538,576.60x = 807,617.58 × 183,446.12 - Step 4: Simplify right side
538,576.60x = 148,154,311,494.79 - Step 5: Solve for x
x = 148,154,311,494.79/538,576.60 - Step 6: Final answer
x = 275,084.94
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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.