Finding the Fourth Proportional to 526,427.24, 726,469.58 and 284,709.80
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Solution
The fourth proportional to 526,427.24, 726,469.58 and 284,709.80 is: 392,899.53
Step by Step Solution
- Step 1: Write the proportion equation
526,427.24 : 726,469.58 = 284,709.80 : x - Step 2: Convert to fraction form
526,427.24/726,469.58 = 284,709.80/x - Step 3: Cross multiply
526,427.24x = 726,469.58 × 284,709.80 - Step 4: Simplify right side
526,427.24x = 206,833,011,355.83 - Step 5: Solve for x
x = 206,833,011,355.83/526,427.24 - Step 6: Final answer
x = 392,899.53
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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.