Finding the Fourth Proportional to 340,550.96, 469,960.45 and 197,393.99
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Solution
The fourth proportional to 340,550.96, 469,960.45 and 197,393.99 is: 272,403.77
Step by Step Solution
- Step 1: Write the proportion equation
340,550.96 : 469,960.45 = 197,393.99 : x - Step 2: Convert to fraction form
340,550.96/469,960.45 = 197,393.99/x - Step 3: Cross multiply
340,550.96x = 469,960.45 × 197,393.99 - Step 4: Simplify right side
340,550.96x = 92,767,365,524.41 - Step 5: Solve for x
x = 92,767,365,524.41/340,550.96 - Step 6: Final answer
x = 272,403.77
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.