Finding the Fourth Proportional to 268,357.97, 370,327.77 and 145,847.47
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Solution
The fourth proportional to 268,357.97, 370,327.77 and 145,847.47 is: 201,266.12
Step by Step Solution
- Step 1: Write the proportion equation
268,357.97 : 370,327.77 = 145,847.47 : x - Step 2: Convert to fraction form
268,357.97/370,327.77 = 145,847.47/x - Step 3: Cross multiply
268,357.97x = 370,327.77 × 145,847.47 - Step 4: Simplify right side
268,357.97x = 54,011,368,325.24 - Step 5: Solve for x
x = 54,011,368,325.24/268,357.97 - Step 6: Final answer
x = 201,266.12
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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.