Finding the Fourth Proportional to 489,298.68, 733,771.96 and 169,363.68
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Solution
The fourth proportional to 489,298.68, 733,771.96 and 169,363.68 is: 253,984.58
Step by Step Solution
- Step 1: Write the proportion equation
489,298.68 : 733,771.96 = 169,363.68 : x - Step 2: Convert to fraction form
489,298.68/733,771.96 = 169,363.68/x - Step 3: Cross multiply
489,298.68x = 733,771.96 × 169,363.68 - Step 4: Simplify right side
489,298.68x = 124,274,319,426.41 - Step 5: Solve for x
x = 124,274,319,426.41/489,298.68 - Step 6: Final answer
x = 253,984.58
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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.