Finding the Fourth Proportional to 304,183.20, 456,122.52 and 93,793.80
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Solution
The fourth proportional to 304,183.20, 456,122.52 and 93,793.80 is: 140,643.75
Step by Step Solution
- Step 1: Write the proportion equation
304,183.20 : 456,122.52 = 93,793.80 : x - Step 2: Convert to fraction form
304,183.20/456,122.52 = 93,793.80/x - Step 3: Cross multiply
304,183.20x = 456,122.52 × 93,793.80 - Step 4: Simplify right side
304,183.20x = 42,781,464,416.38 - Step 5: Solve for x
x = 42,781,464,416.38/304,183.20 - Step 6: Final answer
x = 140,643.75
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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.