Finding the Fourth Proportional to 828,291, 1,242,464.28 and 229,202.04
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Solution
The fourth proportional to 828,291, 1,242,464.28 and 229,202.04 is: 343,810.75
Step by Step Solution
- Step 1: Write the proportion equation
828,291 : 1,242,464.28 = 229,202.04 : x - Step 2: Convert to fraction form
828,291/1,242,464.28 = 229,202.04/x - Step 3: Cross multiply
828,291x = 1,242,464.28 × 229,202.04 - Step 4: Simplify right side
828,291x = 284,775,347,603.13 - Step 5: Solve for x
x = 284,775,347,603.13/828,291 - Step 6: Final answer
x = 343,810.75
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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.