Finding the Fourth Proportional to 735,889.05, 1,103,833.58 and 230,489.55
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Solution
The fourth proportional to 735,889.05, 1,103,833.58 and 230,489.55 is: 345,734.33
Step by Step Solution
- Step 1: Write the proportion equation
735,889.05 : 1,103,833.58 = 230,489.55 : x - Step 2: Convert to fraction form
735,889.05/1,103,833.58 = 230,489.55/x - Step 3: Cross multiply
735,889.05x = 1,103,833.58 × 230,489.55 - Step 4: Simplify right side
735,889.05x = 254,422,103,976.64 - Step 5: Solve for x
x = 254,422,103,976.64/735,889.05 - Step 6: Final answer
x = 345,734.33
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1.5x scale
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.