Finding the Fourth Proportional to 607,204.08, 911,361.78 and 307,891.26
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Solution
The fourth proportional to 607,204.08, 911,361.78 and 307,891.26 is: 462,118.65
Step by Step Solution
- Step 1: Write the proportion equation
607,204.08 : 911,361.78 = 307,891.26 : x - Step 2: Convert to fraction form
607,204.08/911,361.78 = 307,891.26/x - Step 3: Cross multiply
607,204.08x = 911,361.78 × 307,891.26 - Step 4: Simplify right side
607,204.08x = 280,600,326,760.04 - Step 5: Solve for x
x = 280,600,326,760.04/607,204.08 - Step 6: Final answer
x = 462,118.65
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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.