Finding the Fourth Proportional to 322,135.20, 483,202.80 and 233,200.80
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Solution
The fourth proportional to 322,135.20, 483,202.80 and 233,200.80 is: 349,801.20
Step by Step Solution
- Step 1: Write the proportion equation
322,135.20 : 483,202.80 = 233,200.80 : x - Step 2: Convert to fraction form
322,135.20/483,202.80 = 233,200.80/x - Step 3: Cross multiply
322,135.20x = 483,202.80 × 233,200.80 - Step 4: Simplify right side
322,135.20x = 112,683,279,522.24 - Step 5: Solve for x
x = 112,683,279,522.24/322,135.20 - Step 6: Final answer
x = 349,801.20
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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.