Finding the Fourth Proportional to 357,567.92, 493,451.16 and 196,433
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Solution
The fourth proportional to 357,567.92, 493,451.16 and 196,433 is: 271,081.62
Step by Step Solution
- Step 1: Write the proportion equation
357,567.92 : 493,451.16 = 196,433 : x - Step 2: Convert to fraction form
357,567.92/493,451.16 = 196,433/x - Step 3: Cross multiply
357,567.92x = 493,451.16 × 196,433 - Step 4: Simplify right side
357,567.92x = 96,930,091,712.28 - Step 5: Solve for x
x = 96,930,091,712.28/357,567.92 - Step 6: Final answer
x = 271,081.62
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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.