Finding the Fourth Proportional to 345,160.39, 517,764.05 and 117,363.23
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Solution
The fourth proportional to 345,160.39, 517,764.05 and 117,363.23 is: 176,052.82
Step by Step Solution
- Step 1: Write the proportion equation
345,160.39 : 517,764.05 = 117,363.23 : x - Step 2: Convert to fraction form
345,160.39/517,764.05 = 117,363.23/x - Step 3: Cross multiply
345,160.39x = 517,764.05 × 117,363.23 - Step 4: Simplify right side
345,160.39x = 60,766,460,491.97 - Step 5: Solve for x
x = 60,766,460,491.97/345,160.39 - Step 6: Final answer
x = 176,052.82
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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.