Finding the Fourth Proportional to 304,549.16, 456,979.36 and 203,416.14
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Solution
The fourth proportional to 304,549.16, 456,979.36 and 203,416.14 is: 305,228.15
Step by Step Solution
- Step 1: Write the proportion equation
304,549.16 : 456,979.36 = 203,416.14 : x - Step 2: Convert to fraction form
304,549.16/456,979.36 = 203,416.14/x - Step 3: Cross multiply
304,549.16x = 456,979.36 × 203,416.14 - Step 4: Simplify right side
304,549.16x = 92,956,977,470.87 - Step 5: Solve for x
x = 92,956,977,470.87/304,549.16 - Step 6: Final answer
x = 305,228.15
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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.