Finding the Fourth Proportional to 561,954.05, 774,979.00 and 368,291.22
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Solution
The fourth proportional to 561,954.05, 774,979.00 and 368,291.22 is: 507,902.66
Step by Step Solution
- Step 1: Write the proportion equation
561,954.05 : 774,979.00 = 368,291.22 : x - Step 2: Convert to fraction form
561,954.05/774,979.00 = 368,291.22/x - Step 3: Cross multiply
561,954.05x = 774,979.00 × 368,291.22 - Step 4: Simplify right side
561,954.05x = 285,417,958,906.24 - Step 5: Solve for x
x = 285,417,958,906.24/561,954.05 - Step 6: Final answer
x = 507,902.66
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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.