Finding the Fourth Proportional to 482,645.76, 724,366.80 and 242,827.44
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Solution
The fourth proportional to 482,645.76, 724,366.80 and 242,827.44 is: 364,441.48
Step by Step Solution
- Step 1: Write the proportion equation
482,645.76 : 724,366.80 = 242,827.44 : x - Step 2: Convert to fraction form
482,645.76/724,366.80 = 242,827.44/x - Step 3: Cross multiply
482,645.76x = 724,366.80 × 242,827.44 - Step 4: Simplify right side
482,645.76x = 175,896,135,664.99 - Step 5: Solve for x
x = 175,896,135,664.99/482,645.76 - Step 6: Final answer
x = 364,441.48
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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.