Finding the Fourth Proportional to 528,027.80, 792,041.70 and 248,091.80
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Solution
The fourth proportional to 528,027.80, 792,041.70 and 248,091.80 is: 372,137.70
Step by Step Solution
- Step 1: Write the proportion equation
528,027.80 : 792,041.70 = 248,091.80 : x - Step 2: Convert to fraction form
528,027.80/792,041.70 = 248,091.80/x - Step 3: Cross multiply
528,027.80x = 792,041.70 × 248,091.80 - Step 4: Simplify right side
528,027.80x = 196,499,051,028.06 - Step 5: Solve for x
x = 196,499,051,028.06/528,027.80 - Step 6: Final answer
x = 372,137.70
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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.