Finding the Fourth Proportional to 513,191.84, 769,590.96 and 176,169.68
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Solution
The fourth proportional to 513,191.84, 769,590.96 and 176,169.68 is: 264,186.96
Step by Step Solution
- Step 1: Write the proportion equation
513,191.84 : 769,590.96 = 176,169.68 : x - Step 2: Convert to fraction form
513,191.84/769,590.96 = 176,169.68/x - Step 3: Cross multiply
513,191.84x = 769,590.96 × 176,169.68 - Step 4: Simplify right side
513,191.84x = 135,578,593,154.09 - Step 5: Solve for x
x = 135,578,593,154.09/513,191.84 - Step 6: Final answer
x = 264,186.96
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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.