Finding the Fourth Proportional to 629,316.68, 943,342.98 and 202,538.88
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Solution
The fourth proportional to 629,316.68, 943,342.98 and 202,538.88 is: 303,604.91
Step by Step Solution
- Step 1: Write the proportion equation
629,316.68 : 943,342.98 = 202,538.88 : x - Step 2: Convert to fraction form
629,316.68/943,342.98 = 202,538.88/x - Step 3: Cross multiply
629,316.68x = 943,342.98 × 202,538.88 - Step 4: Simplify right side
629,316.68x = 191,063,630,625.06 - Step 5: Solve for x
x = 191,063,630,625.06/629,316.68 - Step 6: Final answer
x = 303,604.91
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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.