Finding the Fourth Proportional to 833,865.76, 1,250,781.36 and 202,782.88
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Solution
The fourth proportional to 833,865.76, 1,250,781.36 and 202,782.88 is: 304,170.12
Step by Step Solution
- Step 1: Write the proportion equation
833,865.76 : 1,250,781.36 = 202,782.88 : x - Step 2: Convert to fraction form
833,865.76/1,250,781.36 = 202,782.88/x - Step 3: Cross multiply
833,865.76x = 1,250,781.36 × 202,782.88 - Step 4: Simplify right side
833,865.76x = 253,637,046,431.12 - Step 5: Solve for x
x = 253,637,046,431.12/833,865.76 - Step 6: Final answer
x = 304,170.12
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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.