Finding the Fourth Proportional to 499,053.31, 748,794.49 and 162,197.26
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Solution
The fourth proportional to 499,053.31, 748,794.49 and 162,197.26 is: 243,365.61
Step by Step Solution
- Step 1: Write the proportion equation
499,053.31 : 748,794.49 = 162,197.26 : x - Step 2: Convert to fraction form
499,053.31/748,794.49 = 162,197.26/x - Step 3: Cross multiply
499,053.31x = 748,794.49 × 162,197.26 - Step 4: Simplify right side
499,053.31x = 121,452,415,642.10 - Step 5: Solve for x
x = 121,452,415,642.10/499,053.31 - Step 6: Final answer
x = 243,365.61
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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.