Finding the Fourth Proportional to 306,882.40, 459,753.36 and 166,758.88
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Solution
The fourth proportional to 306,882.40, 459,753.36 and 166,758.88 is: 249,828.45
Step by Step Solution
- Step 1: Write the proportion equation
306,882.40 : 459,753.36 = 166,758.88 : x - Step 2: Convert to fraction form
306,882.40/459,753.36 = 166,758.88/x - Step 3: Cross multiply
306,882.40x = 459,753.36 × 166,758.88 - Step 4: Simplify right side
306,882.40x = 76,667,955,389.84 - Step 5: Solve for x
x = 76,667,955,389.84/306,882.40 - Step 6: Final answer
x = 249,828.45
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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.