Finding the Fourth Proportional to 304,897.29, 420,750.09 and 175,832.70
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Solution
The fourth proportional to 304,897.29, 420,750.09 and 175,832.70 is: 242,644.41
Step by Step Solution
- Step 1: Write the proportion equation
304,897.29 : 420,750.09 = 175,832.70 : x - Step 2: Convert to fraction form
304,897.29/420,750.09 = 175,832.70/x - Step 3: Cross multiply
304,897.29x = 420,750.09 × 175,832.70 - Step 4: Simplify right side
304,897.29x = 73,981,624,349.94 - Step 5: Solve for x
x = 73,981,624,349.94/304,897.29 - Step 6: Final answer
x = 242,644.41
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.