Finding the Fourth Proportional to 526,281.99, 726,269.66 and 284,564.50
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Solution
The fourth proportional to 526,281.99, 726,269.66 and 284,564.50 is: 392,699.28
Step by Step Solution
- Step 1: Write the proportion equation
526,281.99 : 726,269.66 = 284,564.50 : x - Step 2: Convert to fraction form
526,281.99/726,269.66 = 284,564.50/x - Step 3: Cross multiply
526,281.99x = 726,269.66 × 284,564.50 - Step 4: Simplify right side
526,281.99x = 206,670,559,031.72 - Step 5: Solve for x
x = 206,670,559,031.72/526,281.99 - Step 6: Final answer
x = 392,699.28
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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.