Finding the Fourth Proportional to 506,529.20, 759,793.80 and 483,201.20
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Solution
The fourth proportional to 506,529.20, 759,793.80 and 483,201.20 is: 724,801.80
Step by Step Solution
- Step 1: Write the proportion equation
506,529.20 : 759,793.80 = 483,201.20 : x - Step 2: Convert to fraction form
506,529.20/759,793.80 = 483,201.20/x - Step 3: Cross multiply
506,529.20x = 759,793.80 × 483,201.20 - Step 4: Simplify right side
506,529.20x = 367,133,275,912.56 - Step 5: Solve for x
x = 367,133,275,912.56/506,529.20 - Step 6: Final answer
x = 724,801.80
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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.