Finding the Fourth Proportional to 1,019,432.29, 1,529,313.84 and 336,115.08
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Solution
The fourth proportional to 1,019,432.29, 1,529,313.84 and 336,115.08 is: 504,227.16
Step by Step Solution
- Step 1: Write the proportion equation
1,019,432.29 : 1,529,313.84 = 336,115.08 : x - Step 2: Convert to fraction form
1,019,432.29/1,529,313.84 = 336,115.08/x - Step 3: Cross multiply
1,019,432.29x = 1,529,313.84 × 336,115.08 - Step 4: Simplify right side
1,019,432.29x = 514,025,443,676.71 - Step 5: Solve for x
x = 514,025,443,676.71/1,019,432.29 - Step 6: Final answer
x = 504,227.16
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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.