Finding the Fourth Proportional to 416,775.77, 625,163.66 and 101,230.55
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Solution
The fourth proportional to 416,775.77, 625,163.66 and 101,230.55 is: 151,845.82
Step by Step Solution
- Step 1: Write the proportion equation
416,775.77 : 625,163.66 = 101,230.55 : x - Step 2: Convert to fraction form
416,775.77/625,163.66 = 101,230.55/x - Step 3: Cross multiply
416,775.77x = 625,163.66 × 101,230.55 - Step 4: Simplify right side
416,775.77x = 63,285,657,509.84 - Step 5: Solve for x
x = 63,285,657,509.84/416,775.77 - Step 6: Final answer
x = 151,845.82
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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.