Finding the Fourth Proportional to 527,068.75, 790,750.94 and 211,747.09
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Solution
The fourth proportional to 527,068.75, 790,750.94 and 211,747.09 is: 317,680.02
Step by Step Solution
- Step 1: Write the proportion equation
527,068.75 : 790,750.94 = 211,747.09 : x - Step 2: Convert to fraction form
527,068.75/790,750.94 = 211,747.09/x - Step 3: Cross multiply
527,068.75x = 790,750.94 × 211,747.09 - Step 4: Simplify right side
527,068.75x = 167,439,209,401.03 - Step 5: Solve for x
x = 167,439,209,401.03/527,068.75 - Step 6: Final answer
x = 317,680.02
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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.