Finding the Fourth Proportional to 349,375.12, 524,173.44 and 124,730.74
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Solution
The fourth proportional to 349,375.12, 524,173.44 and 124,730.74 is: 187,135.65
Step by Step Solution
- Step 1: Write the proportion equation
349,375.12 : 524,173.44 = 124,730.74 : x - Step 2: Convert to fraction form
349,375.12/524,173.44 = 124,730.74/x - Step 3: Cross multiply
349,375.12x = 524,173.44 × 124,730.74 - Step 4: Simplify right side
349,375.12x = 65,380,541,059.55 - Step 5: Solve for x
x = 65,380,541,059.55/349,375.12 - Step 6: Final answer
x = 187,135.65
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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.