Finding the Fourth Proportional to 383,560.77, 575,649.32 and 173,217.09
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Solution
The fourth proportional to 383,560.77, 575,649.32 and 173,217.09 is: 259,964.80
Step by Step Solution
- Step 1: Write the proportion equation
383,560.77 : 575,649.32 = 173,217.09 : x - Step 2: Convert to fraction form
383,560.77/575,649.32 = 173,217.09/x - Step 3: Cross multiply
383,560.77x = 575,649.32 × 173,217.09 - Step 4: Simplify right side
383,560.77x = 99,712,299,204.79 - Step 5: Solve for x
x = 99,712,299,204.79/383,560.77 - Step 6: Final answer
x = 259,964.80
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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.