Finding the Fourth Proportional to 357,335.25, 492,981.99 and 204,291.21
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Solution
The fourth proportional to 357,335.25, 492,981.99 and 204,291.21 is: 281,841.46
Step by Step Solution
- Step 1: Write the proportion equation
357,335.25 : 492,981.99 = 204,291.21 : x - Step 2: Convert to fraction form
357,335.25/492,981.99 = 204,291.21/x - Step 3: Cross multiply
357,335.25x = 492,981.99 × 204,291.21 - Step 4: Simplify right side
357,335.25x = 100,711,887,245.31 - Step 5: Solve for x
x = 100,711,887,245.31/357,335.25 - Step 6: Final answer
x = 281,841.46
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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.