Finding the Fourth Proportional to 351,595.93, 485,167.62 and 196,518.19
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Solution
The fourth proportional to 351,595.93, 485,167.62 and 196,518.19 is: 271,175.67
Step by Step Solution
- Step 1: Write the proportion equation
351,595.93 : 485,167.62 = 196,518.19 : x - Step 2: Convert to fraction form
351,595.93/485,167.62 = 196,518.19/x - Step 3: Cross multiply
351,595.93x = 485,167.62 × 196,518.19 - Step 4: Simplify right side
351,595.93x = 95,344,262,529.01 - Step 5: Solve for x
x = 95,344,262,529.01/351,595.93 - Step 6: Final answer
x = 271,175.67
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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.