Finding the Fourth Proportional to 566,998.20, 850,497.30 and 193,021.20
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Solution
The fourth proportional to 566,998.20, 850,497.30 and 193,021.20 is: 289,531.80
Step by Step Solution
- Step 1: Write the proportion equation
566,998.20 : 850,497.30 = 193,021.20 : x - Step 2: Convert to fraction form
566,998.20/850,497.30 = 193,021.20/x - Step 3: Cross multiply
566,998.20x = 850,497.30 × 193,021.20 - Step 4: Simplify right side
566,998.20x = 164,164,009,442.76 - Step 5: Solve for x
x = 164,164,009,442.76/566,998.20 - Step 6: Final answer
x = 289,531.80
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1.5x scale
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.