Finding the Fourth Proportional to 343,926.88, 474,619.09 and 193,023.88
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Solution
The fourth proportional to 343,926.88, 474,619.09 and 193,023.88 is: 266,372.95
Step by Step Solution
- Step 1: Write the proportion equation
343,926.88 : 474,619.09 = 193,023.88 : x - Step 2: Convert to fraction form
343,926.88/474,619.09 = 193,023.88/x - Step 3: Cross multiply
343,926.88x = 474,619.09 × 193,023.88 - Step 4: Simplify right side
343,926.88x = 91,612,815,900.77 - Step 5: Solve for x
x = 91,612,815,900.77/343,926.88 - Step 6: Final answer
x = 266,372.95
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.