Finding the Fourth Proportional to 525,576.26, 725,295.93 and 299,221.76
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Solution
The fourth proportional to 525,576.26, 725,295.93 and 299,221.76 is: 412,926.42
Step by Step Solution
- Step 1: Write the proportion equation
525,576.26 : 725,295.93 = 299,221.76 : x - Step 2: Convert to fraction form
525,576.26/725,295.93 = 299,221.76/x - Step 3: Cross multiply
525,576.26x = 725,295.93 × 299,221.76 - Step 4: Simplify right side
525,576.26x = 217,024,324,695.44 - Step 5: Solve for x
x = 217,024,324,695.44/525,576.26 - Step 6: Final answer
x = 412,926.42
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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.