Finding the Fourth Proportional to 873,155.19, 1,204,952.27 and 491,181.97
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Solution
The fourth proportional to 873,155.19, 1,204,952.27 and 491,181.97 is: 677,830.05
Step by Step Solution
- Step 1: Write the proportion equation
873,155.19 : 1,204,952.27 = 491,181.97 : x - Step 2: Convert to fraction form
873,155.19/1,204,952.27 = 491,181.97/x - Step 3: Cross multiply
873,155.19x = 1,204,952.27 × 491,181.97 - Step 4: Simplify right side
873,155.19x = 591,850,829,734.57 - Step 5: Solve for x
x = 591,850,829,734.57/873,155.19 - Step 6: Final answer
x = 677,830.05
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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.