Finding the Fourth Proportional to 295,197.36, 442,582.58 and 115,130.16
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Solution
The fourth proportional to 295,197.36, 442,582.58 and 115,130.16 is: 172,611.99
Step by Step Solution
- Step 1: Write the proportion equation
295,197.36 : 442,582.58 = 115,130.16 : x - Step 2: Convert to fraction form
295,197.36/442,582.58 = 115,130.16/x - Step 3: Cross multiply
295,197.36x = 442,582.58 × 115,130.16 - Step 4: Simplify right side
295,197.36x = 50,954,603,248.61 - Step 5: Solve for x
x = 50,954,603,248.61/295,197.36 - Step 6: Final answer
x = 172,611.99
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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.