Finding the Fourth Proportional to 345,156.58, 476,162.36 and 201,853.41
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Solution
The fourth proportional to 345,156.58, 476,162.36 and 201,853.41 is: 278,467.80
Step by Step Solution
- Step 1: Write the proportion equation
345,156.58 : 476,162.36 = 201,853.41 : x - Step 2: Convert to fraction form
345,156.58/476,162.36 = 201,853.41/x - Step 3: Cross multiply
345,156.58x = 476,162.36 × 201,853.41 - Step 4: Simplify right side
345,156.58x = 96,114,995,948.64 - Step 5: Solve for x
x = 96,114,995,948.64/345,156.58 - Step 6: Final answer
x = 278,467.80
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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.