Finding the Fourth Proportional to 357,853.59, 493,838.99 and 204,894.14
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Solution
The fourth proportional to 357,853.59, 493,838.99 and 204,894.14 is: 282,754.50
Step by Step Solution
- Step 1: Write the proportion equation
357,853.59 : 493,838.99 = 204,894.14 : x - Step 2: Convert to fraction form
357,853.59/493,838.99 = 204,894.14/x - Step 3: Cross multiply
357,853.59x = 493,838.99 × 204,894.14 - Step 4: Simplify right side
357,853.59x = 101,184,711,660.85 - Step 5: Solve for x
x = 101,184,711,660.85/357,853.59 - Step 6: Final answer
x = 282,754.50
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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.