Finding the Fourth Proportional to 536,301.62, 739,489.73 and 342,454.44
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Solution
The fourth proportional to 536,301.62, 739,489.73 and 342,454.44 is: 472,199.85
Step by Step Solution
- Step 1: Write the proportion equation
536,301.62 : 739,489.73 = 342,454.44 : x - Step 2: Convert to fraction form
536,301.62/739,489.73 = 342,454.44/x - Step 3: Cross multiply
536,301.62x = 739,489.73 × 342,454.44 - Step 4: Simplify right side
536,301.62x = 253,241,539,660.63 - Step 5: Solve for x
x = 253,241,539,660.63/536,301.62 - Step 6: Final answer
x = 472,199.85
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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.