Finding the Fourth Proportional to 197,177.60, 295,183.20 and 185,643.20
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Solution
The fourth proportional to 197,177.60, 295,183.20 and 185,643.20 is: 277,915.72
Step by Step Solution
- Step 1: Write the proportion equation
197,177.60 : 295,183.20 = 185,643.20 : x - Step 2: Convert to fraction form
197,177.60/295,183.20 = 185,643.20/x - Step 3: Cross multiply
197,177.60x = 295,183.20 × 185,643.20 - Step 4: Simplify right side
197,177.60x = 54,798,753,834.24 - Step 5: Solve for x
x = 54,798,753,834.24/197,177.60 - Step 6: Final answer
x = 277,915.72
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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.