Finding the Fourth Proportional to 607,847.49, 911,484.97 and 355,201.00
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Solution
The fourth proportional to 607,847.49, 911,484.97 and 355,201.00 is: 532,634.21
Step by Step Solution
- Step 1: Write the proportion equation
607,847.49 : 911,484.97 = 355,201.00 : x - Step 2: Convert to fraction form
607,847.49/911,484.97 = 355,201.00/x - Step 3: Cross multiply
607,847.49x = 911,484.97 × 355,201.00 - Step 4: Simplify right side
607,847.49x = 323,760,369,662.26 - Step 5: Solve for x
x = 323,760,369,662.26/607,847.49 - Step 6: Final answer
x = 532,634.21
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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.