Finding the Fourth Proportional to 376,879.31, 565,197.41 and 124,099.68
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Solution
The fourth proportional to 376,879.31, 565,197.41 and 124,099.68 is: 186,109.50
Step by Step Solution
- Step 1: Write the proportion equation
376,879.31 : 565,197.41 = 124,099.68 : x - Step 2: Convert to fraction form
376,879.31/565,197.41 = 124,099.68/x - Step 3: Cross multiply
376,879.31x = 565,197.41 × 124,099.68 - Step 4: Simplify right side
376,879.31x = 70,140,818,028.08 - Step 5: Solve for x
x = 70,140,818,028.08/376,879.31 - Step 6: Final answer
x = 186,109.50
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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.