Finding the Fourth Proportional to 503,974.98, 755,874.99 and 171,550.98
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Solution
The fourth proportional to 503,974.98, 755,874.99 and 171,550.98 is: 257,296.69
Step by Step Solution
- Step 1: Write the proportion equation
503,974.98 : 755,874.99 = 171,550.98 : x - Step 2: Convert to fraction form
503,974.98/755,874.99 = 171,550.98/x - Step 3: Cross multiply
503,974.98x = 755,874.99 × 171,550.98 - Step 4: Simplify right side
503,974.98x = 129,671,095,291.99 - Step 5: Solve for x
x = 129,671,095,291.99/503,974.98 - Step 6: Final answer
x = 257,296.69
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.