Finding the Fourth Proportional to 543,482.40, 750,007.17 and 301,765.44
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Solution
The fourth proportional to 543,482.40, 750,007.17 and 301,765.44 is: 416,437.12
Step by Step Solution
- Step 1: Write the proportion equation
543,482.40 : 750,007.17 = 301,765.44 : x - Step 2: Convert to fraction form
543,482.40/750,007.17 = 301,765.44/x - Step 3: Cross multiply
543,482.40x = 750,007.17 × 301,765.44 - Step 4: Simplify right side
543,482.40x = 226,326,243,658.21 - Step 5: Solve for x
x = 226,326,243,658.21/543,482.40 - Step 6: Final answer
x = 416,437.12
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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.