Finding the Fourth Proportional to 832,823.74, 1,149,297.12 and 450,850.50
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Solution
The fourth proportional to 832,823.74, 1,149,297.12 and 450,850.50 is: 622,173.88
Step by Step Solution
- Step 1: Write the proportion equation
832,823.74 : 1,149,297.12 = 450,850.50 : x - Step 2: Convert to fraction form
832,823.74/1,149,297.12 = 450,850.50/x - Step 3: Cross multiply
832,823.74x = 1,149,297.12 × 450,850.50 - Step 4: Simplify right side
832,823.74x = 518,161,181,200.56 - Step 5: Solve for x
x = 518,161,181,200.56/832,823.74 - Step 6: Final answer
x = 622,173.88
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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.