Finding the Fourth Proportional to 351,467.64, 485,024.46 and 190,322.68
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Solution
The fourth proportional to 351,467.64, 485,024.46 and 190,322.68 is: 262,644.82
Step by Step Solution
- Step 1: Write the proportion equation
351,467.64 : 485,024.46 = 190,322.68 : x - Step 2: Convert to fraction form
351,467.64/485,024.46 = 190,322.68/x - Step 3: Cross multiply
351,467.64x = 485,024.46 × 190,322.68 - Step 4: Simplify right side
351,467.64x = 92,311,155,092.75 - Step 5: Solve for x
x = 92,311,155,092.75/351,467.64 - Step 6: Final answer
x = 262,644.82
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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.