Finding the Fourth Proportional to 900,273.80, 1,350,410.70 and 235,425.80
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Solution
The fourth proportional to 900,273.80, 1,350,410.70 and 235,425.80 is: 353,138.70
Step by Step Solution
- Step 1: Write the proportion equation
900,273.80 : 1,350,410.70 = 235,425.80 : x - Step 2: Convert to fraction form
900,273.80/1,350,410.70 = 235,425.80/x - Step 3: Cross multiply
900,273.80x = 1,350,410.70 × 235,425.80 - Step 4: Simplify right side
900,273.80x = 317,921,519,376.06 - Step 5: Solve for x
x = 317,921,519,376.06/900,273.80 - Step 6: Final answer
x = 353,138.70
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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.