Finding the Fourth Proportional to 348,076.13, 522,201.69 and 98,758.13
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Solution
The fourth proportional to 348,076.13, 522,201.69 and 98,758.13 is: 148,162.01
Step by Step Solution
- Step 1: Write the proportion equation
348,076.13 : 522,201.69 = 98,758.13 : x - Step 2: Convert to fraction form
348,076.13/522,201.69 = 98,758.13/x - Step 3: Cross multiply
348,076.13x = 522,201.69 × 98,758.13 - Step 4: Simplify right side
348,076.13x = 51,571,659,776.23 - Step 5: Solve for x
x = 51,571,659,776.23/348,076.13 - Step 6: Final answer
x = 148,162.01
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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.