Finding the Fourth Proportional to 761,091.36, 1,050,292.74 and 416,934.12
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Solution
The fourth proportional to 761,091.36, 1,050,292.74 and 416,934.12 is: 575,361.78
Step by Step Solution
- Step 1: Write the proportion equation
761,091.36 : 1,050,292.74 = 416,934.12 : x - Step 2: Convert to fraction form
761,091.36/1,050,292.74 = 416,934.12/x - Step 3: Cross multiply
761,091.36x = 1,050,292.74 × 416,934.12 - Step 4: Simplify right side
761,091.36x = 437,902,879,294.29 - Step 5: Solve for x
x = 437,902,879,294.29/761,091.36 - Step 6: Final answer
x = 575,361.78
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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.