Finding the Fourth Proportional to 344,257.50, 475,119.90 and 193,354.50
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Solution
The fourth proportional to 344,257.50, 475,119.90 and 193,354.50 is: 266,854.23
Step by Step Solution
- Step 1: Write the proportion equation
344,257.50 : 475,119.90 = 193,354.50 : x - Step 2: Convert to fraction form
344,257.50/475,119.90 = 193,354.50/x - Step 3: Cross multiply
344,257.50x = 475,119.90 × 193,354.50 - Step 4: Simplify right side
344,257.50x = 91,866,570,704.55 - Step 5: Solve for x
x = 91,866,570,704.55/344,257.50 - Step 6: Final answer
x = 266,854.23
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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.