Finding the Fourth Proportional to 617,711.76, 926,755.80 and 302,122.80
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Solution
The fourth proportional to 617,711.76, 926,755.80 and 302,122.80 is: 453,276.23
Step by Step Solution
- Step 1: Write the proportion equation
617,711.76 : 926,755.80 = 302,122.80 : x - Step 2: Convert to fraction form
617,711.76/926,755.80 = 302,122.80/x - Step 3: Cross multiply
617,711.76x = 926,755.80 × 302,122.80 - Step 4: Simplify right side
617,711.76x = 279,994,057,212.24 - Step 5: Solve for x
x = 279,994,057,212.24/617,711.76 - Step 6: Final answer
x = 453,276.23
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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.