Finding the Fourth Proportional to 832,793.84, 1,149,247.68 and 450,810.80
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Solution
The fourth proportional to 832,793.84, 1,149,247.68 and 450,810.80 is: 622,114.67
Step by Step Solution
- Step 1: Write the proportion equation
832,793.84 : 1,149,247.68 = 450,810.80 : x - Step 2: Convert to fraction form
832,793.84/1,149,247.68 = 450,810.80/x - Step 3: Cross multiply
832,793.84x = 1,149,247.68 × 450,810.80 - Step 4: Simplify right side
832,793.84x = 518,093,266,018.94 - Step 5: Solve for x
x = 518,093,266,018.94/832,793.84 - Step 6: Final answer
x = 622,114.67
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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.