Finding the Fourth Proportional to 302,193.33, 453,306.17 and 77,555.70
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Solution
The fourth proportional to 302,193.33, 453,306.17 and 77,555.70 is: 116,337.70
Step by Step Solution
- Step 1: Write the proportion equation
302,193.33 : 453,306.17 = 77,555.70 : x - Step 2: Convert to fraction form
302,193.33/453,306.17 = 77,555.70/x - Step 3: Cross multiply
302,193.33x = 453,306.17 × 77,555.70 - Step 4: Simplify right side
302,193.33x = 35,156,476,940.89 - Step 5: Solve for x
x = 35,156,476,940.89/302,193.33 - Step 6: Final answer
x = 116,337.70
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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.