Finding the Fourth Proportional to 499,218.10, 748,924.35 and 214,908.10
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Solution
The fourth proportional to 499,218.10, 748,924.35 and 214,908.10 is: 322,403.99
Step by Step Solution
- Step 1: Write the proportion equation
499,218.10 : 748,924.35 = 214,908.10 : x - Step 2: Convert to fraction form
499,218.10/748,924.35 = 214,908.10/x - Step 3: Cross multiply
499,218.10x = 748,924.35 × 214,908.10 - Step 4: Simplify right side
499,218.10x = 160,949,909,102.24 - Step 5: Solve for x
x = 160,949,909,102.24/499,218.10 - Step 6: Final answer
x = 322,403.99
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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.