Finding the Fourth Proportional to 450,201.70, 621,331.93 and 259,252.30
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Solution
The fourth proportional to 450,201.70, 621,331.93 and 259,252.30 is: 357,799.03
Step by Step Solution
- Step 1: Write the proportion equation
450,201.70 : 621,331.93 = 259,252.30 : x - Step 2: Convert to fraction form
450,201.70/621,331.93 = 259,252.30/x - Step 3: Cross multiply
450,201.70x = 621,331.93 × 259,252.30 - Step 4: Simplify right side
450,201.70x = 161,081,731,915.94 - Step 5: Solve for x
x = 161,081,731,915.94/450,201.70 - Step 6: Final answer
x = 357,799.03
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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.