Finding the Fourth Proportional to 417,249.73, 575,804.94 and 226,263.07
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Solution
The fourth proportional to 417,249.73, 575,804.94 and 226,263.07 is: 312,243.20
Step by Step Solution
- Step 1: Write the proportion equation
417,249.73 : 575,804.94 = 226,263.07 : x - Step 2: Convert to fraction form
417,249.73/575,804.94 = 226,263.07/x - Step 3: Cross multiply
417,249.73x = 575,804.94 × 226,263.07 - Step 4: Simplify right side
417,249.73x = 130,283,389,435.23 - Step 5: Solve for x
x = 130,283,389,435.23/417,249.73 - Step 6: Final answer
x = 312,243.20
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1.5x scale
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.