Finding the Fourth Proportional to 348,400.08, 522,600.36 and 230,043.60
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Solution
The fourth proportional to 348,400.08, 522,600.36 and 230,043.60 is: 345,065.56
Step by Step Solution
- Step 1: Write the proportion equation
348,400.08 : 522,600.36 = 230,043.60 : x - Step 2: Convert to fraction form
348,400.08/522,600.36 = 230,043.60/x - Step 3: Cross multiply
348,400.08x = 522,600.36 × 230,043.60 - Step 4: Simplify right side
348,400.08x = 120,220,868,175.70 - Step 5: Solve for x
x = 120,220,868,175.70/348,400.08 - Step 6: Final answer
x = 345,065.56
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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.