Finding the Fourth Proportional to 295,011.41, 442,395.12 and 92,539.98
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Solution
The fourth proportional to 295,011.41, 442,395.12 and 92,539.98 is: 138,771.70
Step by Step Solution
- Step 1: Write the proportion equation
295,011.41 : 442,395.12 = 92,539.98 : x - Step 2: Convert to fraction form
295,011.41/442,395.12 = 92,539.98/x - Step 3: Cross multiply
295,011.41x = 442,395.12 × 92,539.98 - Step 4: Simplify right side
295,011.41x = 40,939,235,556.90 - Step 5: Solve for x
x = 40,939,235,556.90/295,011.41 - Step 6: Final answer
x = 138,771.70
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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.