Finding the Fourth Proportional to 751,140.95, 1,125,924.10 and 277,524.23
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Solution
The fourth proportional to 751,140.95, 1,125,924.10 and 277,524.23 is: 415,995.45
Step by Step Solution
- Step 1: Write the proportion equation
751,140.95 : 1,125,924.10 = 277,524.23 : x - Step 2: Convert to fraction form
751,140.95/1,125,924.10 = 277,524.23/x - Step 3: Cross multiply
751,140.95x = 1,125,924.10 × 277,524.23 - Step 4: Simplify right side
751,140.95x = 312,471,212,567.51 - Step 5: Solve for x
x = 312,471,212,567.51/751,140.95 - Step 6: Final answer
x = 415,995.45
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1.5x scale
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.