Finding the Fourth Proportional to 407,605.41, 611,174.84 and 170,748.45
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Solution
The fourth proportional to 407,605.41, 611,174.84 and 170,748.45 is: 256,024.95
Step by Step Solution
- Step 1: Write the proportion equation
407,605.41 : 611,174.84 = 170,748.45 : x - Step 2: Convert to fraction form
407,605.41/611,174.84 = 170,748.45/x - Step 3: Cross multiply
407,605.41x = 611,174.84 × 170,748.45 - Step 4: Simplify right side
407,605.41x = 104,357,155,755.26 - Step 5: Solve for x
x = 104,357,155,755.26/407,605.41 - Step 6: Final answer
x = 256,024.95
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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.