Finding the Fourth Proportional to 526,370.13, 726,461.87 and 296,974.49
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Solution
The fourth proportional to 526,370.13, 726,461.87 and 296,974.49 is: 409,864.90
Step by Step Solution
- Step 1: Write the proportion equation
526,370.13 : 726,461.87 = 296,974.49 : x - Step 2: Convert to fraction form
526,370.13/726,461.87 = 296,974.49/x - Step 3: Cross multiply
526,370.13x = 726,461.87 × 296,974.49 - Step 4: Simplify right side
526,370.13x = 215,740,640,273.69 - Step 5: Solve for x
x = 215,740,640,273.69/526,370.13 - Step 6: Final answer
x = 409,864.90
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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.