Finding the Fourth Proportional to 543,354.12, 750,339.18 and 350,101.08
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Solution
The fourth proportional to 543,354.12, 750,339.18 and 350,101.08 is: 483,468.42
Step by Step Solution
- Step 1: Write the proportion equation
543,354.12 : 750,339.18 = 350,101.08 : x - Step 2: Convert to fraction form
543,354.12/750,339.18 = 350,101.08/x - Step 3: Cross multiply
543,354.12x = 750,339.18 × 350,101.08 - Step 4: Simplify right side
543,354.12x = 262,694,557,284.31 - Step 5: Solve for x
x = 262,694,557,284.31/543,354.12 - Step 6: Final answer
x = 483,468.42
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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.