Finding the Fourth Proportional to 336,122.13, 504,184.20 and 86,804.13
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Solution
The fourth proportional to 336,122.13, 504,184.20 and 86,804.13 is: 130,206.45
Step by Step Solution
- Step 1: Write the proportion equation
336,122.13 : 504,184.20 = 86,804.13 : x - Step 2: Convert to fraction form
336,122.13/504,184.20 = 86,804.13/x - Step 3: Cross multiply
336,122.13x = 504,184.20 × 86,804.13 - Step 4: Simplify right side
336,122.13x = 43,765,270,840.75 - Step 5: Solve for x
x = 43,765,270,840.75/336,122.13 - Step 6: Final answer
x = 130,206.45
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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.