Finding the Fourth Proportional to 341,857.77, 471,201.08 and 242,435.55
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Solution
The fourth proportional to 341,857.77, 471,201.08 and 242,435.55 is: 334,162.05
Step by Step Solution
- Step 1: Write the proportion equation
341,857.77 : 471,201.08 = 242,435.55 : x - Step 2: Convert to fraction form
341,857.77/471,201.08 = 242,435.55/x - Step 3: Cross multiply
341,857.77x = 471,201.08 × 242,435.55 - Step 4: Simplify right side
341,857.77x = 114,235,892,258.41 - Step 5: Solve for x
x = 114,235,892,258.41/341,857.77 - Step 6: Final answer
x = 334,162.05
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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.