Finding the Fourth Proportional to 304,763.99, 457,146.18 and 179,278.92
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Solution
The fourth proportional to 304,763.99, 457,146.18 and 179,278.92 is: 268,918.50
Step by Step Solution
- Step 1: Write the proportion equation
304,763.99 : 457,146.18 = 179,278.92 : x - Step 2: Convert to fraction form
304,763.99/457,146.18 = 179,278.92/x - Step 3: Cross multiply
304,763.99x = 457,146.18 × 179,278.92 - Step 4: Simplify right side
304,763.99x = 81,956,673,432.53 - Step 5: Solve for x
x = 81,956,673,432.53/304,763.99 - Step 6: Final answer
x = 268,918.50
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1.5x scale
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.