Finding the Fourth Proportional to 573,327.21, 859,990.97 and 168,519.49
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Solution
The fourth proportional to 573,327.21, 859,990.97 and 168,519.49 is: 252,779.28
Step by Step Solution
- Step 1: Write the proportion equation
573,327.21 : 859,990.97 = 168,519.49 : x - Step 2: Convert to fraction form
573,327.21/859,990.97 = 168,519.49/x - Step 3: Cross multiply
573,327.21x = 859,990.97 × 168,519.49 - Step 4: Simplify right side
573,327.21x = 144,925,237,940.33 - Step 5: Solve for x
x = 144,925,237,940.33/573,327.21 - Step 6: Final answer
x = 252,779.28
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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.