Finding the Fourth Proportional to 1,655,263.28, 2,482,845.84 and 457,257.68
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Solution
The fourth proportional to 1,655,263.28, 2,482,845.84 and 457,257.68 is: 685,872.96
Step by Step Solution
- Step 1: Write the proportion equation
1,655,263.28 : 2,482,845.84 = 457,257.68 : x - Step 2: Convert to fraction form
1,655,263.28/2,482,845.84 = 457,257.68/x - Step 3: Cross multiply
1,655,263.28x = 2,482,845.84 × 457,257.68 - Step 4: Simplify right side
1,655,263.28x = 1,135,300,328,596.05 - Step 5: Solve for x
x = 1,135,300,328,596.05/1,655,263.28 - Step 6: Final answer
x = 685,872.96
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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.