Finding the Fourth Proportional to 306,534.34, 459,203.64 and 173,010.70
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Solution
The fourth proportional to 306,534.34, 459,203.64 and 173,010.70 is: 259,178.61
Step by Step Solution
- Step 1: Write the proportion equation
306,534.34 : 459,203.64 = 173,010.70 : x - Step 2: Convert to fraction form
306,534.34/459,203.64 = 173,010.70/x - Step 3: Cross multiply
306,534.34x = 459,203.64 × 173,010.70 - Step 4: Simplify right side
306,534.34x = 79,447,143,198.95 - Step 5: Solve for x
x = 79,447,143,198.95/306,534.34 - Step 6: Final answer
x = 259,178.61
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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.