Finding the Fourth Proportional to 925,099.97, 1,387,847.84 and 276,726.96
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Solution
The fourth proportional to 925,099.97, 1,387,847.84 and 276,726.96 is: 415,149.63
Step by Step Solution
- Step 1: Write the proportion equation
925,099.97 : 1,387,847.84 = 276,726.96 : x - Step 2: Convert to fraction form
925,099.97/1,387,847.84 = 276,726.96/x - Step 3: Cross multiply
925,099.97x = 1,387,847.84 × 276,726.96 - Step 4: Simplify right side
925,099.97x = 384,054,913,705.77 - Step 5: Solve for x
x = 384,054,913,705.77/925,099.97 - Step 6: Final answer
x = 415,149.63
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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.