Finding the Fourth Proportional to 757,246.90, 1,135,717.56 and 277,310.87
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Solution
The fourth proportional to 757,246.90, 1,135,717.56 and 277,310.87 is: 415,910.35
Step by Step Solution
- Step 1: Write the proportion equation
757,246.90 : 1,135,717.56 = 277,310.87 : x - Step 2: Convert to fraction form
757,246.90/1,135,717.56 = 277,310.87/x - Step 3: Cross multiply
757,246.90x = 1,135,717.56 × 277,310.87 - Step 4: Simplify right side
757,246.90x = 314,946,817,572.74 - Step 5: Solve for x
x = 314,946,817,572.74/757,246.90 - Step 6: Final answer
x = 415,910.35
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.