Finding the Fourth Proportional to 1,037,015.60, 1,555,523.46 and 327,098.99
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Solution
The fourth proportional to 1,037,015.60, 1,555,523.46 and 327,098.99 is: 490,648.51
Step by Step Solution
- Step 1: Write the proportion equation
1,037,015.60 : 1,555,523.46 = 327,098.99 : x - Step 2: Convert to fraction form
1,037,015.60/1,555,523.46 = 327,098.99/x - Step 3: Cross multiply
1,037,015.60x = 1,555,523.46 × 327,098.99 - Step 4: Simplify right side
1,037,015.60x = 508,810,156,576.11 - Step 5: Solve for x
x = 508,810,156,576.11/1,037,015.60 - Step 6: Final answer
x = 490,648.51
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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.